News Articles for Solar System

A view of Earth's moon looking south across Oceanus Procellarum

October 1, 2014

NASA Mission Points to Origin of 'Ocean of Storms' on Earth's Moon

Using data from NASA's Gravity Recovery and Interior Laboratory (GRAIL), mission scientists have solved a lunar mystery almost as old as the moon itself.

Read more

 
Spectral map of Titan with Polar Vortex

October 1, 2014

Swirling Cloud at Titan's Pole is Cold and Toxic

Scientists analyzing data from NASA's Cassini mission have found a giant, toxic cloud hovering over the south pole of Titan, after the atmosphere there cooled dramatically.

Read more

 
NASA Administrator Charles Bolden (left) and Chairman K. Radhakrishnan of the Indian Space Research Organisation

September 30, 2014

U.S., India to Collaborate on Earth, Mars Missions

NASA and the Indian Space Research Organisation signed agreements to launch a joint space mission to observe Earth and establish a pathway for joint Mars exploration missions.

Read more

 
Mysterious Changing Feature in Ligeia Mare

September 29, 2014

Cassini Watches Mysterious Feature Evolve in Titan Sea

NASA's Cassini spacecraft is monitoring the evolution of a mysterious feature in a large hydrocarbon sea on Saturn's moon Titan.

Read more

 
Image depicts the primary landing site on comet 67P/Churyumov-Gerasimenko

September 26, 2014

Rosetta to Deploy Lander on November 12

The European Space Agency's Rosetta mission will deploy its lander, Philae, to the surface of comet 67P/Churyumov-Gerasimenko on Nov. 12.

Read more

 
First Sampling Hole in Mount Sharp

September 25, 2014

NASA Rover Drill Pulls First Taste From Mars Mountain

The robotic arm of NASA's Curiosity rover is holding the rover's first sample of rock powder drilled from the base of Mount Sharp on Mars.

Read more

 
MAVEN (Artist's Concept)

September 21, 2014

NASA's Newest Mars Mission Spacecraft Enters Orbit around Red Planet

NASA's MAVEN spacecraft successfully entered Mars' orbit at 7:24 p.m. PDT (10:24 p.m. EDT) Sunday, Sept. 21, where it now will prepare to study the Red Planet's upper atmosphere.

Read more

 
NASA's MAVEN spacecraft

September 17, 2014

NASA Mars Spacecraft Ready for Sept. 21 Orbit Insertion

NASA's Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft is nearing its scheduled Sept. 21 insertion into Martian orbit after a 10-month interplanetary journey.

Read more

 
Artist concept of NASA's Dawn spacecraft orbiting Ceres during an upcoming flyby.

September 16, 2014

Dawn Operating Normally After Safe Mode Triggered

The Dawn spacecraft has resumed normal ion thrusting after the thrusting unexpectedly stopped and the spacecraft entered safe mode on September 11.

Read more

 
Image depicts the primary landing site on comet 67P/Churyumov-Gerasimenko

September 15, 2014

'J' Marks the Spot for Rosetta's Lander

The European Space Agency's Rosetta mission has chosen the primary and backup cometary landing sites for its November landing attempt.

Read more

 
Distinct Terrains on Rosetta's Comet

September 11, 2014

First Map of Rosetta's Comet

Scientists on the Rosetta mission have mapped several distinctive regions on the nucleus of comet 67P/Churyumov-Gerasimenko.

Read more

 
This image from NASA's Mars Curiosity rover shows the

September 11, 2014

NASA's Mars Curiosity Rover Arrives at Martian Mountain

NASA's Mars Curiosity rover has reached Mount Sharp, a Mount-Rainier-size mountain at the center of the vast Gale Crater and the rover mission's long-term prime destination.

Read more

 
Mars Rover Curiosity in Artist's Concept, Close-up

September 9, 2014

NASA Telecon to Discuss Mars Curiosity Science Plans

NASA will host a telecon at 10 a.m. PDT (1 p.m. EDT) Thursday, Sept. 11, to discuss mission status and the future science campaign for the Mars rover Curiosity mission.

Read more

 
Rover Tracks in Northward View Along West Rim of Endeavour

September 9, 2014

Mars Rover Opportunity's Vista Includes Long Tracks

Wheel tracks from about a month of driving on Mars recede into the distance in a recent color view captured by the Pancam on NASA's Mars Exploration Rover Opportunity.

Read more

 
Shadows and Rings

September 8, 2014

Bright Clumps in Saturn Ring Now Mysteriously Scarce

A NASA-funded study finds a drop in the number of bright clumps in one of Saturn's rings over the past 30 years, suggesting small moonlets there have been on the decline.

Read more

 
Conceptual illustration of the subduction process

September 8, 2014

Scientists Find Evidence of 'Diving' Tectonic Plates on Europa

Scientists have found evidence of plate tectonics on Jupiter's moon Europa. This indicates the first sign of this type of surface-shifting geological activity on a world other than Earth.

Read more

 
Rosetta at Comet

September 4, 2014

NASA Instrument on Rosetta: First Science Results

A NASA instrument aboard the European Space Agency's Rosetta orbiter has successfully made its first delivery of science data from comet 67P/Churyumov-Gerasimenko.

Read more

 
Asteroid 2014 Earth Flyby

September 3, 2014

Small Asteroid to Safely Pass Close to Earth Sunday

A house-sized asteroid will safely fly past Earth this Sunday, Sept. 7. The asteroid, 2014 RC, is about 60 feet (20 meters) wide.

Read more

 
Titan's Subsurface Reservoirs

September 3, 2014

Icy Aquifers on Titan Transform Methane Rainfall

A new study suggests that the chemistry of methane rainfall on Saturn's moon Titan might change inside hydrocarbon "aquifers."

Read more

 
Opportunity's Rear-Facing View Ahead After a Drive

August 29, 2014

Memory Reformat Planned for Opportunity Mars Rover

An increasing frequency of computer resets on NASA's Mars Exploration Rover Opportunity has prompted the rover team to make plans to reformat the rover's flash memory.

Read more

 
Four Rosetta Candidate Landing Sites

August 25, 2014

Rosetta: Landing Site Search Narrows

The European Space Agency's Rosetta mission has chosen five candidate landing sites on comet 67P/Churyumov-Gerasimenko for its Philae lander.

Read more

 
Members of the Voyager science team

August 25, 2014

25 Years After Neptune: Reflections on Voyager

Members of the Voyager team reflect on the mission's Neptune encounter, 25 years later.

Read more

 
Neptune Full Disk

August 25, 2014

NASA Pluto-Bound Spacecraft Crosses Neptune's Orbit

NASA's New Horizons spacecraft has crossed the orbit of Neptune, as it prepares to rendezvous with Pluto less than a year from now.

Read more

 

August 22, 2014

Mars Rover Team Chooses Not to Drill 'Bonanza King'

The team operating NASA's Curiosity Mars rover has chosen not to proceed with drilling at a target rock called "Bonanza King" after the rock budged when tapped by the drill.

Read more

 
The Voyager 2 spacecraft flew by Triton, a moon of Neptune, in the summer of 1989.

August 21, 2014

Voyager Map Details Neptune's Strange Moon Triton

NASA's Voyager 2 spacecraft gave humanity its first close-up look at Neptune and its moon Triton in the summer of 1989.

Read more

 
This artist's concept shows the Voyager 1 spacecraft entering the space between stars.

August 21, 2014

NASA TV to Air Events About Pluto-Bound Spacecraft

Media and the public are invited to attend two events Monday, Aug. 25 from 10 a.m. - noon PDT (1-3 p.m. EDT).

Read more

 
Image of 67P/Churyumov-Gerasimenko shows the diversity of surface structures on the comet's nucleus.

August 15, 2014

As Seen by Rosetta: Comet Surface Variations

New Rosetta image shows the diversity of surface structures on the nucleus of comet 67P/Churyumov-Gerasimenko.

Read more

 
Looking Up the Ramp Holding 'Bonanza King' on Mars

August 15, 2014

Curiosity Mars Rover Prepares for Fourth Rock Drilling

Backtracking to get NASA's one-ton Mars rover away from slippery sand has brought the rover to its next candidate rock for drilling.

Read more

 
35 micron-long hole produced by a 3 picogram mote

August 14, 2014

Stardust Discovers Potential Interstellar Space Particles

Seven microscopic dust particles collected during NASA's Stardust mission may be the first samples of contemporary interstellar dust.

Read more

 
Boulder on Mars

August 13, 2014

Tall Boulder Rolls Down Martian Hill, Lands Upright

A new photo from NASA's Mars Reconnaissance Orbiter shows an oblong boulder about 20 feet (6 meters) tall standing upright on Mars after tumbling downhill, leaving a trail.

Read more

 
Animated sequence of Cassini images shows methane clouds moving above the large methane sea on Saturn's moon Titan

August 12, 2014

Cassini Tracks Clouds Developing Over a Titan Sea

NASA's Cassini spacecraft recently captured images of clouds moving across the northern hydrocarbon seas of Saturn's moon Titan.

Read more

 
Artists's Conception of Cassini Saturn Orbit Insertion

August 7, 2014

Cassini Prepares For Its Biggest Remaining Burn

NASA's Cassini spacecraft will execute the largest planned maneuver of the spacecraft's remaining mission on Aug. 9.

Read more

 
NASA's Mars Odyssey spacecraft passes above Mars' south pole in this artist's concept illustration. Image credit: NASA/JPL

August 6, 2014

Orbiter Completes Maneuver to Prepare for Comet Flyby

NASA's Mars Odyssey spacecraft has successfully adjusted the timing of its orbit around Mars as a defensive precaution for a comet's close flyby of Mars on Oct. 19, 2014.

Read more

 
Rosetta's Comet from 177 Miles

August 6, 2014

Rosetta Arrives at Target Comet

After a decade-long journey chasing its target, the European Space Agency's Rosetta, carrying three NASA instruments, became the first spacecraft to orbit a comet.

Read more

 
Saucer Out of the Drink

August 5, 2014

NASA Holds Briefing on Early Test Results for New Planetary Landing Technology

NASA successfully flew the saucer-shaped LDSD test vehicle into near-space in June. An Aug. 8 news conference at 9 a.m. PDT will feature new video and early mission results.

Read more

 
Curiosity Tracks in 'Hidden Valley' on Mars

August 5, 2014

NASA Mars Curiosity Rover: Two Years and Counting on Red Planet

NASA's most advanced roving laboratory on Mars celebrates its second anniversary since landing inside the Red Planet's Gale Crater on Aug. 5, 2012, PDT (Aug. 6, 2012, EDT).

Read more

 
A 3D, augmented reality model of NASA's Curiosity rover

August 5, 2014

NASA Upgrades Its 3-D Spacecraft App

NASA releases a new, improved version of its Spacecraft 3D app for mobile devices for the second anniversary of Mars Science Laboratory/Curiosity landing on Mars.

Read more

 
Bright Outburst on Io

August 4, 2014

A Hellacious Two Weeks on Jupiter's Moon Io

Three massive volcanic eruptions occurred on Jupiter's moon Io within a two-week period in August of last year.

Read more

 
Curiosity's 360-Degree View Before Entering 'Hidden Valley'

August 1, 2014

NASA Mars Rover Curiosity Nears Mountain-Base Outcrop

NASA's Curiosity Mars rover has just crossed one stretch of rocks hazardous to its wheels and may soon reach rocks different from any it has examined so far.

Read more

 
Comet 67P from 1,200 Miles Away

July 31, 2014

Rosetta's Comet: Imaging the Coma

A distinct coma surrounds Comet 67P/Churyumov-Gerasimenko as seen from Rosetta.

Read more

 
Artist's concept of the payload for NASA's Mars 2020 rover

July 31, 2014

SHERLOC to Micro-Map Mars Minerals and Carbon Rings

One of the seven instruments chosen for the payload of NASA's next Mars rover would detect key minerals and carbon chemicals and show where they are, at microscopic scale.

Read more

 
Artist's concept of the payload for NASA's Mars 2020 rover

July 31, 2014

Mars 2020 Rover's PIXL to Focus X-Rays on Tiny Targets

An X-ray instrument for NASA's next Mars rover combines a sharpshooting spectrometer and a camera, to identify and map chemical elements in targets at microscopic scale.

Read more

 
Planning for NASA's 2020 Mars rover envisions a basic structure that capitalizes on the design

July 31, 2014

NASA Announces Mars 2020 Rover Payload to Explore the Red Planet as Never Before

The next rover NASA will send to Mars in 2020 will carry seven carefully-selected instruments to conduct unprecedented science and exploration technology investigations.

Read more

 
First Image of the Moon taken by a U.S. Spacecraft

July 30, 2014

Moon Mission 50-Year Anniversary: A Vintage Look Back

A 1964 documentary produced by NASA's Jet Propulsion Laboratory, Pasadena, California, chronicles the Ranger 7 mission's lunar impact.

Read more

 
Planning for NASA's 2020 Mars rover envisions a basic structure that capitalizes on the design

July 30, 2014

NASA to Announce Mars 2020 Rover Instruments

NASA will announce on Thurs., July 31, the instruments that will be carried aboard the Mars 2020 mission, a roving laboratory based on the highly successful Curiosity rover.

Read more

 
Elevated View of Enceladus' South Pole

July 28, 2014

Cassini Spacecraft Reveals 101 Geysers and More on Icy Saturn Moon

Scientists using mission data from NASA's Cassini spacecraft have identified 101 distinct geysers erupting on Saturn's icy moon Enceladus.

Read more

 
'Lunokhod 2' Crater on Mars

July 28, 2014

NASA Long-Lived Mars Opportunity Rover Sets Off-World Driving Record

NASA's Opportunity Mars rover, which landed on the Red Planet in 2004, now holds the off-Earth roving distance record after accruing 25 miles (40 kilometers) of driving.

Read more

 
This graphic depicts the orbit of comet C/2013 A1 Siding Spring

July 25, 2014

NASA Mars Spacecraft Prepare for Close Comet Flyby

NASA is taking steps to protect its Mars orbiters, while preserving opportunities to gather valuable science, as Comet C/2013 A1 Siding Spring nears Mars on Oct. 19.

Read more

 
Rotating Shape Model of Rosetta's Comet Target

July 24, 2014

Surface impressions of Rosetta's comet

Images of Rosetta's target comet resolve structures as small as 330 feet (100 meters) across.

Read more

 
NEOWISE Spies Activity on Comet Catalina

July 23, 2014

NEOWISE Spots a Comet That Looked Like an Asteroid

Comet C/2013 UQ4 (Catalina) was originally thought to be an asteroid, but observations by NASA's NEOWISE spacecraft indicate that it's a comet.

Read more

 
Artist rendering of commercial Mars satellites providing communications back to Earth.

July 23, 2014

NASA Seeks Proposals for Commercial Mars Data Relay Satellites

NASA has issued a Request for Information (RFI) to investigate the possibility of using commercial Mars-orbiting satellites for telecommunications with future Mars missions.

Read more

 
The Space Between: This artist's concept shows the Voyager 1

July 23, 2014

NASA Voyager Statement About Solar Wind Models

NASA's Voyager Project Scientist Ed Stone responds to an alternate model for the interaction between the heliosphere and the interstellar medium.

Read more

 
Voyager scientist honored

July 17, 2014

Voyager Project Scientist Ed Stone Honored

Ed Stone, project scientist of NASA's Voyager mission since 1972 and a former JPL director, has received an American Astronautical Society lifetime achievement award.

Read more

 
Rosetta Mission's Destination: Comet 67P/Churnyumov-Gerasimenko

July 17, 2014

Rosetta Spacecraft Approaching Twofold Comet

Comet 67P/Churyumov-Gerasimenko, destination of the European Space Agency's Rosetta mission, reveals a two-part shape.

Read more

 
First Imaging of Laser-Induced Spark on Mars

July 16, 2014

NASA Rover's Images Show Laser Flash on Martian Rock

NASA's Curiosity Mars rover has caught the first images of sparks on a Martian rock that result from the rover's laser instrument examining the rock.

Read more

 
NASA's Galileo spacecraft captured these four views of Jupiter as the last of Comet Shoemaker-Levy 9's large fragments struck the planet.

July 15, 2014

Looking Back at the Jupiter Crash 20 Years Later

Twenty years ago, space assets from NASA/JPL watched as the fragments of comet Shoemaker-Levy 9 made their historic plunge into the atmosphere of Jupiter.

Read more

 
Reddish Bands on Europa

July 15, 2014

NASA Seeks Proposals for Europa Mission Science Instruments

NASA has issued an Announcement of Opportunity (AO) for proposals about science instruments that could be carried aboard a future mission to Jupiter's moon Europa.

Read more

 
Artist's concept image of a boot print on the moon and on Mars.

July 15, 2014

NASA Honors First Human Moon Landing, Looks to Mars

NASA marks the 45th anniversary of the first moon landing this month while it takes the steps needed for America's next giant leap to send astronauts to Mars.

Read more

 
Changes Near Downhill End of a Martian Gully

July 10, 2014

NASA Spacecraft Observes Further Evidence of Dry Ice Gullies on Mars

Repeated observations by NASA's Mars Reconnaissance Orbiter indicate the surface gullies are mainly formed by seasonal freezing of carbon dioxide, not liquid water.

Read more

 
Curiosity Mars Rover Reaching Edge of Its Landing Ellipse

July 8, 2014

NASA Mars Orbiter Views Rover Crossing Into New Zone

A recent image from a telescopic camera orbiting Mars caught NASA's Curiosity Mars rover reaching the edge of its landing ellipse.

Read more

 
This artist's concept shows the Voyager 1 spacecraft entering the space between stars.

July 7, 2014

Sun Sends More 'Tsunami Waves' to Voyager 1

NASA's Voyager has experienced more "tsunami waves" from the sun -- the same kind that led to the realization last year that the spacecraft had entered interstellar space.

Read more

 
Comet Pan-STARRS Sails By Distant Galaxy

July 3, 2014

Comet Pan-STARRS Marches Across the Sky

Comet Pan-STARRS poses with a spiral galaxy in new snapshots from NASA's NEOWISE mission.

Read more

 
Europe's 2016 Mars Orbiter Gets NASA Electra Radio

July 2, 2014

NASA Radio Delivered for Europe's 2016 Mars Orbiter

The first of two NASA Electra radios that will fly aboard the European Space Agency's next mission to Mars has been delivered onto the ESA ExoMars Trace Gas Orbiter (TGO).

Read more

 
Researchers found that Titan's ice shell, which overlies a very salty ocean

July 2, 2014

Ocean on Saturn Moon Could be as Salty as the Dead Sea

Scientists analyzing data from NASA's Cassini mission have firm evidence the ocean inside Saturn's largest moon, Titan, might be as salty as Earth's Dead Sea.

Read more

 
With help from the public, members of NASA's Cassini mission have chosen to call the spacecraft's

June 30, 2014

Cassini Names Final Mission Phase Its 'Grand Finale'

With input from the public, team members on NASA's Cassini mission to Saturn have chosen a name for the final phase of the mission.

Read more

 
This artist's impression shows the Rosetta orbiter at comet 67P/Churyumov-Gerasimenko.

June 30, 2014

Rosetta's Comet Target 'Releases' Plentiful Water

Comet 67P/Churyumov-Gerasimenko is releasing the Earthly equivalent of two glasses of water into space every second.

Read more

 
NASA's LDSD is lifted aboard the Kahana recovery vessel

June 29, 2014

First LDSD Test Flight a Success

The project declares the first test flight of NASA's Low-Density Supersonic Decelerator a success.

Read more

 
This artist's concept shows the test vehicle for NASA's Low-Density Supersonic Decelerator (LDSD), designed to test landing technologies for future Mars missions.

June 27, 2014

NASA Low-Density Supersonic Decelerator Set to Lift Off

Mission managers are proceeding with preparations for a launch attempt tomorrow morning, Saturday, June 28, of a high-altitude balloon carrying the LDSD test vehicle to the edge of space.

Read more

 
Some of the women working on NASA's Mars Science Laboratory Project

June 26, 2014

NASA's Curiosity Rover Team Today Features Women

Today (Thursday) is Women's Curiosity Day for the diverse team running NASA's Curiosity Mars rover, with female engineers and scientists doing most of mission's 90-plus roles.

Read more

 
Cassini celebrates a decade in the Saturn system on June 30, 2014. Image credit: NASA/JPL-Caltech

June 25, 2014

Cassini Celebrates 10 Years Exploring Saturn

On June 30, NASA's Cassini mission will celebrate 10 years exploring Saturn, its rings and moons.

Read more

 
This artist's concept shows the test vehicle for NASA's Low-Density Supersonic Decelerator (LDSD), designed to test landing technologies for future Mars missions.

June 25, 2014

NASA Sets New Dates for Saucer-Shaped Test Vehicle Flight

NASA's LDSD project plans to fly its rocket-powered, saucer-shaped landing technology test vehicle into near-space from Kauai, Hawaii, this weekend.

Read more

 
'Pillinger Point' Overlooking Endeavour Crater on Mars

June 24, 2014

Aluminum-Bearing Site on Mars Draws NASA Visitor

NASA's Mars Exploration Rover Opportunity is examining a rocky, windswept ridge where aluminum in a clay mineral was mapped from orbit.

Read more

 
Titan

June 23, 2014

Titan's Building Blocks Might Pre-date Saturn

A new study finds firm evidence that nitrogen in the atmosphere of Titan originated in conditions similar to the cold birthplace of comets from the Oort cloud.

Read more

 
Curiosity self-portrait

June 23, 2014

NASA's Mars Curiosity Rover Marks First Martian Year

NASA's Mars Curiosity rover will complete a Martian year -- 687 Earth days -- on June 24.

Read more

 
This image of comet 67P/Churyumov-Gerasimenko was taken by the Onboard Scientific Imaging System (OSIRIS) on the European Space Agency's Rosetta spacecraft on June 4, 2014.

June 19, 2014

Rosetta Closing in on Comet

The Rosetta spacecraft is beginning observations and sending science data back to Earth. It will become the first craft to orbit a comet and land a probe on its nucleus.

Read more

 
Planning for NASA's 2020 Mars rover envisions a basic structure that capitalizes on the design

June 19, 2014

NASA Invites Public Comment on Mars 2020 Draft Environmental Impact Statement

NASA is requesting the public and interested organizations to review and comment on the Draft Environmental Impact Statement (DEIS) for the agency's proposed Mars 2020 mission.

Read more

 
Artist Concept-Comparison

June 19, 2014

NASA Announces Latest Progress in Hunt for Asteroids

NASA is on the hunt for an asteroid to capture with a robotic spacecraft, redirect to a stable orbit around the moon, and send astronauts to study in the 2020s.

Read more

 
SST and the Milky Way, an Artist's Concept

June 19, 2014

Spitzer Spies an Odd, Tiny Asteroid

Astronomers using NASA's Spitzer Space Telescope have measured the size of an asteroid candidate for NASA's proposed Asteroid Redirect Mission (ARM).

Read more

 
Artist's concept of Titan flyby

June 17, 2014

Titan Flybys Test the Talents of NASA's Cassini Team

As NASA's Cassini spacecraft zooms past Titan during a June 18 flyby, it will be bouncing radio waves off the moon's surface and through its atmosphere, toward Earth.

Read more

 
Eros

June 17, 2014

NASA Update on Asteroid Redirect Mission

On Thursday, June 19, NASA will host a televised update on recent progress and upcoming milestones in the agency's efforts to identify, capture and relocate an asteroid, and send astronauts to take samples of it in the 2020s.

Read more

 
Radar images of Asteroid 2014 HQ124

June 12, 2014

Giant Telescopes Pair Up to Image Near-Earth Asteroid

NASA scientists using Earth-based radar have produced sharp views of a recently discovered asteroid as it slid silently past our planet.

Read more

 
LDSD's Rocket-powered Test Vehicle

June 12, 2014

NASA's LDSD 'Flying Saucer' Test--Update

NASA has not been able to conduct the flight test of the Low-Density Supersonic Decelerator (LDSD) from Kauai, Hawaii, because of continuing unfavorable weather conditions.

Read more

 
This animated blink comparison shows five different versions of observations that NASA's Curiosity made about one hour apart while Mercury was passing in front of the sun on June 3, 2014.

June 10, 2014

Mercury Passes in Front of the Sun, as Seen From Mars

New NASA images from Mars showing Mercury as a dim spot against the sun are the first observation from any planet other than Earth of any planet's solar transit.

Read more

 
Rosetta at Comet

June 10, 2014

NASA Instruments on Rosetta Start Comet Science

Three NASA science instruments aboard the European Space Agency's (ESA) Rosetta spacecraft are beginning observations and sending science data back to Earth.

Read more

 
This diagram shows the orbit of asteroid 2014 HQ124, and its location relative to Earth on June 8.

June 6, 2014

Asteroid Discovered by NASA to Pass Earth Safely

A newfound asteroid will safely pass Earth on June 8 from a distance of about 777,000 miles (1.25 million kilometers), more than three times farther away than our moon.

Read more

 
A saucer-shaped test vehicle holding equipment for landing large payloads on Mars

May 29, 2014

NASA Coverage for Saucer-Shaped Test Vehicle Flight

NASA's Low-Density Supersonic Decelerator (LDSD) project will test a rocket-powered, saucer-shaped vehicle from the U.S. Navy's Pacific Missile Range Facility in Hawaii.

Read more

 
Artist's rendering of NASA's Cassini spacecraft

May 27, 2014

Sunsets on Titan Reveal the Complexity of Hazy Exoplanets

Scientists working with data from NASA's Cassini mission have developed a new way to understand the atmospheres of exoplanets using Saturn's smoggy moon Titan as a stand-in.

Read more

 
Large, Fresh Crater Surrounded by Smaller Craters

May 22, 2014

NASA Mars Weathercam Helps Find Big New Crater

Researchers have discovered on the Red Planet the largest fresh meteor-impact crater ever firmly documented with before-and-after images.

Read more

 
The launch tower helps link the Low-Density Supersonic Decelerator test vehicle to a balloon

May 21, 2014

Before the Drop: Engineers Ready Supersonic Decelerator

A saucer-shaped vehicle designed to test interplanetary landing devices hangs on a tower in preparation for launch at the Pacific Missile Range Facility in Kauai, Hawaii.

Read more

 
Endeavour Crater rim

May 19, 2014

NASA Rover Gains Martian Vista From Ridgeline

NASA's Mars Exploration Rover has returned a sweeping panorama of 14-mile-wide (22-kilometer-wide) Endeavour Crater from the ridgeline of the crater's raised western rim.

Read more

 
Artist rendition of the proposed InSight (Interior exploration using Seismic Investigations)

May 19, 2014

Construction to Begin on 2016 NASA Mars Lander

NASA and its international partners now have the go-ahead to begin construction on a new Mars lander, after it completed a successful Mission Critical Design Review.

Read more

 
A saucer-shaped test vehicle

May 16, 2014

NASA's Saucer-Shaped Craft Preps for Flight Test

NASA's LDSD project, a rocket-powered, saucer-shaped test vehicle, has completed final assembly at the U.S. Navy's Pacific Missile Range Facility in Kauai, Hawaii.

Read more

 
Jupiter's trademark Great Red Spot

May 15, 2014

Jupiter's Great Red Spot is Smaller Than Ever Measured

Images taken decades apart by NASA's Hubble Space Telescope show that Jupiter's colossal storm is shrinking.

Read more

 
Hole produced by the rover's drill

May 15, 2014

NASA Mars Rover Curiosity Wrapping Up Waypoint Work

NASA's Curiosity Mars rover will depart the science waypoint where it drilled into a rock last week.

Read more

 
Sequence of images shows comet 67P/Churyumov-Gerasimenko

May 15, 2014

Rosetta's Target Comet is Becoming Active

The target of ESA's Rosetta mission has started to reveal its true personality as a comet, its dusty veil clearly developing over the past six weeks.

Read more

 
NASA workers at the agency's Jet Propulsion Laboratory

May 15, 2014

NASA Briefing for Supersonic Saucer-Shaped Vehicle

A mission overview briefing about NASA's upcoming flight test of the Low-Density Supersonic Decelerator (LDSD) experiment will be provided to reporters attending a media day on Monday, June 2, at the U.S. Navy's Pacific Missile Range Facility (PMRF) on Kauai, Hawaii.

Read more

 
Sandstone target called

May 6, 2014

NASA's Curiosity Rover Drills Sandstone Slab on Mars

NASA's Curiosity Mars rover collected powder drilled from a rock on Mars on Monday, the third time this has ever been done and the first time on a sandstone target.

Read more

 
Blue Orb On The Horizon

May 1, 2014

Cassini Spies the Ice-Giant Planet Uranus

NASA's Cassini spacecraft has captured its first-ever image of the pale blue ice-giant planet Uranus in the distance beyond Saturn's rings.

Read more

 
Possible 'Moonwich' of Ice and Oceans on Ganymede

May 1, 2014

Ganymede May Harbor 'Club Sandwich' of Oceans and Ice

Jupiter's largest moon might be stacked with multiple layers of oceans and ice.

Read more

 
Preparatory Drilling Test on Martian Target 'Windjana'

April 30, 2014

Target on Mars Looks Good for NASA Rover Drilling

NASA's Curiosity Mars rover performed a "mini-drill" operation Tuesday, April 29, on the rock target under consideration for the mission's third sample-collection drilling.

Read more

 
Europa

April 28, 2014

NASA Seeks External Concepts for Mission to Oceanic Jovian Moon

NASA has issued a Request for Information (RFI) to science and engineering communities for ideas for a mission to Jupiter's enigmatic moon Europa.

Read more

 
Sandstone Target 'Windjana' May Be Next Martian Drilling Site

April 25, 2014

Drill Here? NASA's Curiosity Mars Rover Inspects Site

NASA's Curiosity Mars rover has maneuvered into place for close-up examination of a sandstone surface, a possible target for the mission's next drilling into a rock.

Read more

 
NASA's Curiosity Mars rover has caught the first image of asteroids taken from the surface of Mars.

April 24, 2014

Asteroids as Seen From Mars; A Curiosity Rover First

A new image from NASA's Curiosity Mars rover is the first ever from the surface of Mars to show an asteroid, and it shows two: Ceres and Vesta.

Read more

 
Cleaned Solar Arrays Gleam in Mars Rover's New Selfie

April 17, 2014

NASA Rover Opportunity's Selfie Shows Clean Machine

A new self-portrait by NASA's Mars Exploration Rover Opportunity shows gleaming solar arrays, thanks to recent help from dust-cleaning winds.

Read more

 
Curiosity and Rover Tracks at 'the Kimberley,' April 2014

April 16, 2014

NASA Mars Orbiter Spies Rover Near Martian Butte

An image taken from orbit around Mars shows NASA's Curiosity Mars rover at its April 11, 2014, location beside a rock layer that may become the mission's next drilling target.

Read more

 
Commotion at Ring's Edge May Be Effect of Small Icy Object

April 14, 2014

NASA Cassini Images May Reveal Birth of a Saturn Moon

NASA's Cassini spacecraft has documented the formation of a small icy object within the rings of Saturn that may be a new moon and may also provide other clues.

Read more

 
In its next phase, NASA's Cassini spacecraft will perform 22 loops between Saturn and its innermost ring.

April 10, 2014

Join in the Cassini Name Game

The public is invited to help name a future phase of NASA's Cassini mission.

Read more

 
Bright Spot Toward Sun in Image from NASA's Curiosity Mars Rover

April 8, 2014

Images From NASA Mars Rover Include Bright Spots

Images taken by NASA's Curiosity Mars rover last week include bright spots. Such spots, not unusual in images from the rover, have multiple possible explanations.

Read more

 
Curiosity's View From Arrival Point at 'The Kimberley' Waypoint

April 3, 2014

NASA Mars Rover Curiosity Scoping Out Next Study Area

NASA's Curiosity Mars rover has reached a waypoint selected months ago as the location for the mission's next major investigations.

Read more

 
Ocean Inside Saturn's Moon Enceladus

April 3, 2014

NASA Space Assets Detect Ocean inside Saturn Moon

NASA's Cassini spacecraft and Deep Space Network have uncovered evidence Saturn's moon Enceladus harbors a large underground ocean of liquid water.

Read more

 
The flight team for NASA's Dawn mission received the 2014 Trophy

March 28, 2014

Dawn Wins National Air and Space Museum Trophy

Dawn receives prestigious National Air and Space Museum Trophy.

Read more

 
Shadow Portrait of NASA Rover Opportunity on Martian Slope

March 27, 2014

Cleaner NASA Rover Sees Its Shadow in Martian Spring

NASA's Mars rover Opportunity has captured a shadow selfie on a slope it is exploring with an increasing power supply, as winds remove some dust and spring days grow longer.

Read more

 
Rosetta's Target

March 27, 2014

Rosetta Sets Sights on Destination Comet

The Rosetta spacecraft caught its first glimpse of its destination comet since waking up from deep-space hibernation on Jan. 20, 2014.

Read more

 
Beam Wave Guide antennas at Goldstone, known as the

March 25, 2014

NASA Hosts Deep Space Network Social Media Event

NASA will host 50 of its social media followers on April 1 and 2, 2014, at JPL in Pasadena and the Deep Space Network complex in Goldstone, Calif.

Read more

 
Differential Erosion at Work on Martian Sandstones

March 24, 2014

NASA Mars Rover's Next Stop Has Sandstone Variations

NASA's Curiosity Mars rover is approaching a waypoint where sandstone layers exhibit textures that may tell of ancient environmental changes.

Read more

 
A New Gully Channel in Terra Sirenum, Mars

March 19, 2014

NASA Orbiter Finds New Gully Channel on Mars

Before-and-after observations by NASA's Mars Reconnaissance Orbiter document the formation of a new gully channel, which likely resulted from action of dry-ice frost.

Read more

 
NASA's Cassini mission invites the public to transform images from the spacecraft for posting on an amateur image page

March 14, 2014

Your 15 Minutes of 'Frame' - from NASA's Cassini

Members of the public are encouraged to transform Cassini spacecraft images of the Saturn system and share the results on JPL's Cassini Amateur Image page.

Read more

 
Laurie Barge of NASA's Jet Propulsion Laboratory

March 13, 2014

How Did Life Arise? Fuel Cells May Have Answers

A new JPL-led study demonstrates a unique way to study the origins of life: fuel cells.

Read more

 
Artist concept of Mars Reconnaissance Orbiter. Image credit: NASA/JPL

March 11, 2014

NASA's Mars Reconnaissance Orbiter Resumes Full Duty

Engineers have restored NASA's Mars Reconnaissance Orbiter to full operations, following a March 9 unplanned swap of duplicate computers aboard the spacecraft.

Read more

 
This artist's concept shows a possible model of Titan's internal structure

March 5, 2014

Cassini Nears 100th Titan Flyby with a Look Back

On the eve of NASA Cassini's 100th flyby of Titan, scientists are reminded how Earth-like this Saturn moon really is.

Read more

 
Asteroid 2014 DX110 Flyby of Earth on March 5, 2014

March 4, 2014

Asteroid Will Safely Pass Closer Than Moon Wednesday

As happens about 20 times a year with current detection capabilities, a known asteroid will safely pass Earth Wednesday closer than the distance from Earth to the moon.

Read more

 
An infrared portrait of Comet NEOWISE (C/2014 C3)

February 28, 2014

NEOWISE Spies Its First Comet

NASA's NEOWISE spacecraft has spotted its first new comet since coming out of hibernation late last year.

Read more

 
Electra Relay Radio on MAVEN Mission to Mars

February 28, 2014

Relay Radio on Mars-Bound NASA Craft Passes Checkout

With completion of a checkout of the relay radio on NASA's Mars-bound MAVEN spacecraft, all of the onboard payloads have now successfully passed initial in-flight checkouts.

Read more

 
Microtunnels in Yamato Meteorite From Mars

February 27, 2014

NASA Scientists Find Evidence of Water in Meteorite, Reviving Debate Over Life on Mars

Scientists at NASA's Johnson Space Center in Houston and JPL have found evidence of past water movement throughout a Martian meteorite, reviving debate over life on Mars.

Read more

 
Martian Landscape With Rock Rows and Mount Sharp

February 26, 2014

NASA's Curiosity Mars Rover Views Striated Ground

A landscape scene photographed by NASA's Curiosity Mars rover shows rock rows forming striations in the foreground and Mount Sharp on the horizon.

Read more

 
Asteroid 2006 DP14 in Radar Image

February 25, 2014

Radar Images of near-Earth Asteroid 2006 DP14

Radar images of peanut-shaped asteroid reveal it is no peanut-sized space rock.

Read more

 
Map of Recent and Planned Driving by Curiosity as of Feb. 18, 2014

February 19, 2014

Curiosity Adds Reverse Driving for Wheel Protection

Terrain that NASA's Curiosity Mars rover is now crossing is as smooth as team members had anticipated based on earlier images from orbit.

Read more

 
Opportunity Rover on 'Murray Ridge' Seen From Orbit

February 19, 2014

NASA Mars Orbiter Views Opportunity Rover on Ridge

A new image from a telescopic camera orbiting Mars shows NASA's Mars Exploration Rover Opportunity at work on "Murray Ridge," without any new impact craters nearby.

Read more

 
Concept image shows an astronaut preparing to take samples from the captured asteroid

February 14, 2014

Responding to Potential Asteroid Redirect Mission Targets

NASA is pursuing new partnerships and collaborations to accelerate existing work to find near-Earth asteroids and know what to do about them.

Read more

 
Where Martian 'Jelly Doughnut' Rock Came From

February 14, 2014

Mars Rover Heads Uphill After Solving 'Doughnut' Riddle

Researchers determine the Martian rock resembling a jelly doughnut is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity.

Read more

 
Beam Wave Guide antennas at Goldstone, known as the Beam Waveguide Cluster.

February 13, 2014

NASA to Host Deep Space Network Social Media Event

NASA will host a two-day NASA Social for 50 of its social media followers on April 1 and 2, 2014, at JPL in Pasadena and the Deep Space Network complex in Goldstone, Calif.

Read more

 
Martian Morning Clouds Seen by Viking Orbiter 1 in 1976

February 12, 2014

NASA Moves Longest-Serving Mars Spacecraft for New Observations

NASA's Mars Odyssey has tweaked its orbit to help make the first systematic observations of how morning fogs, clouds and surface frost develop in different seasons on Mars.

Read more

 
Ganymede Global Geologic Map and Global Image Mosaic

February 12, 2014

Largest Solar System Moon Detailed in Geologic Map

Global map of Ganymede shows furrows, grooves and impact craters, allowing scientists to decipher distinct geologic time periods.

Read more

 
Movie of Curiosity's View Backwards While Crossing Dune

February 11, 2014

NASA's Curiosity Drives On After Crossing Martian Dune

NASA's Curiosity Mars rover is continuing its traverse toward enticing science destinations after climbing over a dune spanning a gap in a ridge.

Read more

 
Dance of Saturn's auroras

February 11, 2014

NASA Spacecraft Get a 360-Degree View of Saturn's Auroras

NASA's Cassini spacecraft and Hubble Space Telescope get all-around views of the dancing lights at Saturn's poles.

Read more

 
Artist rendition of the proposed InSight (Interior exploration using Seismic Investigations)

February 10, 2014

NASA and French Space Agency Sign Agreement for Mars Mission

NASA and the French Space Agency (CNES), signed an implementing agreement Monday for cooperation on a future NASA Mars lander called InSight.

Read more

 
Color-Coded Clues to Composition Superimposed on Martian Seasonal-Flow Image

February 10, 2014

NASA Mars Orbiters See Clues to Possible Water Flows

NASA spacecraft orbiting Mars have returned clues for understanding seasonal features that are the strongest indication of possible liquid water that may exist today on the Red Planet.

Read more

 
Curiosity Mars Rover's First Image of Earth and Earth's Moon

February 6, 2014

NASA Mars Rover Curiosity Sees 'Evening Star' Earth

New images from NASA's Curiosity Mars rover show Earth shining brighter than any star in the Martian night sky.

Read more

 
A Spectacular New Martian Impact Crater

February 5, 2014

NASA Mars Orbiter Examines Dramatic New Crater

Space rocks hitting Mars excavate fresh craters at a pace of more than 200 per year, but few new Mars scars pack as much visual punch as one seen in a NASA image released today.

Read more

 
Martian Valley May Be Curiosity's Route

February 3, 2014

Through the Gap: Curiosity Mars Rover Crosses Dune

The team operating NASA's Curiosity Mars rover will likely drive the rover westward over a dune and across a valley with fewer sharp rock hazards than alternative routes.

Read more

 
Curiosity's View Past Dune at 'Dingo Gap'

January 31, 2014

NASA Mars Rover's View of Possible Westward Route

NASA's Curiosity Mars rover reached the edge of a dune on Jan. 30 and photographed the valley on the other side, to aid assessment of whether to cross the dune.

Read more

 
Curiosity Mars Rover Approaches 'Dingo Gap,' Mastcam View

January 29, 2014

Curiosity Mars Rover Checking Possible Smoother Route

The team operating NASA's Mars rover Curiosity is considering a path across a small sand dune to reach a favorable route to science destinations.

Read more

 
Comet 2013 A1 Siding Spring

January 28, 2014

NASA Preparing for 2014 Comet Watch at Mars

A close flyby of Mars in 2014 by comet Siding Spring could deliver opportunities for learning, but also possible hazards for orbiting spacecraft. NASA is preparing for both.

Read more

 
Rosetta at Comet

January 24, 2014

NASA Instruments on European Comet Spacecraft Begin Countdown

Three NASA science instruments are being prepared for check-out operations aboard the European Space Agency's Rosetta spacecraft to a comet.

Read more

 
Asteroid Tracks Among the Stars

January 23, 2014

NEOWISE Celebrates First Month of Operations After Reactivation

In its first 25 days of operations, the newly reactivated NEOWISE mission has detected 857 minor bodies in our solar system, including 22 near-Earth objects (NEOs) and four comets.

Read more

 
Self-Portrait by Opportunity Mars Rover in January 2014

January 23, 2014

NASA's Opportunity at 10: New Findings from Old Rover

A decade into a mission planned for only three months, NASA's Mars Exploration Rover Opportunity keeps yielding new findings and surprises about how Mars has changed.

Read more

 
An artist's concept portrays a NASA Mars Exploration Rover on the surface of Mars. Image Credit: NASA/JPL/Cornell University

January 21, 2014

NASA Hosts News Conference About 10 Years of Roving on Mars

NASA's Opportunity rover was built for a three-month mission on Mars, but continues to return valuable scientific data 10 years later.

Read more

 
Planning for NASA's 2020 Mars rover envisions a basic structure that capitalizes on the design

January 21, 2014

NASA Receives Mars 2020 Rover Instrument Proposals for Evaluation

NASA has received 58 proposals for science and exploration technology instruments to fly on the agency's next Mars rover in 2020.

Read more

 
An artist's view of Rosetta, the European Space Agency's cometary probe with NASA contributions.

January 17, 2014

Rosetta: To Chase a Comet

European Space Agency Rosetta spacecraft carries three NASA instruments.

Read more

 
An artist's concept portrays a NASA Mars Exploration Rover on the surface of Mars.

January 16, 2014

Free Mars Exploration Rover 10-Year Anniversary Event Tonight

The public is invited to share, either in person or online, in a 10-year anniversary event for the Mars Exploration Rovers (MER), Spirit and Opportunity, tonight at 7 p.m. PST (10 p.m. EST).

Read more

 
Curiosity Trekking, Viewed from Orbit in December 2013

January 9, 2014

Mars Orbiter Images Rover and Tracks in Gale Crater

An observation made last month by NASA's Mars Reconnaissance Orbiter shows the Curiosity rover and its tracks on the Martian surface.

Read more

 
NEOWISE's New Find

January 7, 2014

Recently Reactivated NASA Spacecraft Spots Its First New Asteroid

A NASA spacecraft revived from hibernation last year has made the first asteroid discovery of its new mission.

Read more

 
View of Victoria Crater from Duck Bay

January 6, 2014

NASA, Smithsonian Host 10-Year Mars Rover Events

NASA and the Smithsonian National Air and Space Museum in Washington are sponsoring events to mark the 10-year anniversary of the Mars Exploration Rovers.

Read more

 
outcrop on the 'Murray Ridge' portion of the rim of Endeavour Crater

January 3, 2014

Decade-Old Rover Adventure Continues on Mars and Earth

Landings of NASA Mars rovers Spirit and Opportunity 10 years ago inspired some students to pursue careers that put them on the team still operating one of those long-lived rovers.

Read more

 
animated GIF of asteroid AA 2014

January 2, 2014

First 2014 Asteroid Discovered: Update

Scientists have updated information about 2014 AA, the first asteroid discovered this year.

Read more

 
This aerial photo shows the NASA Deep Space Network complex outside of Canberra, Australia in 1997

December 24, 2013

NASA's Deep Space Network Celebrates 50 Years

Fifty years ago on this day, on Dec. 24, 1963, NASA's Deep Space Network came into being.

Read more

 
The globe of Saturn, seen here in natural color, is reminiscent of a holiday ornament in this wide-angle view from NASA's Cassini spacecraft

December 23, 2013

Cassini Sees Saturn and Moons in Holiday Dress

This holiday season, feast your eyes on images of Saturn and two of its most fascinating moons, Titan and Enceladus, in a care package from NASA's Cassini spacecraft.

Read more

 
Rocky Mars Ground Where Curiosity Has Been Driving

December 20, 2013

Curiosity Team Upgrades Software, Checks Wheel Wear

The team operating NASA's Mars Exploration Rover Curiosity has completed a software upgrade on the vehicle and is next planning a check of wear and tear on the rover's wheels.

Read more

 
NEOWISE's Next Light

December 19, 2013

NASA's Asteroid Hunter Spacecraft Returns First Images after Reactivation

NASA's NEOWISE asteroid hunter, which made the most comprehensive asteroid and comet survey to date, has returned its first test images in preparation for a renewed mission.

Read more

 
Artist's concept of eight facts about NASA's Deep Space Network.

December 18, 2013

Eight Essential Facts About NASA's Deep Space Network

Get to know the Deep Space Network (DSN)-NASA's worldwide radio telescope array that communicates with spacecraft throughout the solar system.

Read more

 
Dawn in the Apollo Valley

December 18, 2013

NASA's Deep Space Network Turns 50

NASA's Deep Space Network, the world's largest communications system for "talking to" spacecraft, will reach a milestone on Dec. 24: the 50th anniversary of its official creation.

Read more

 
Flowing in, Flowing out of Aelia

December 16, 2013

Dawn Creates Guide to Vesta's Hidden Attractions

Some beauty is revealed only at a second glance.

Read more

 
March of Asteroids Across Dying Star

December 12, 2013

Surprise Picture for WISE's Fourth Anniversary

Happy fourth anniversary to NASA's WISE mission, which recently gained a second lease on life.

Read more

 
Titan's North

December 12, 2013

NASA's Cassini Spacecraft Reveals Clues About Saturn Moon

NASA's Cassini spacecraft is providing scientists with key clues about Saturn's moon Titan, and in particular, its hydrocarbon lakes and seas.

Read more

 
This is an artist's concept of a plume of water vapor thought to be ejected off the frigid, icy surface of the Jovian moon Europa

December 12, 2013

Hubble Sees Evidence of Water Vapor at Jupiter Moon

NASA's Hubble Space Telescope has observed water vapor above the frigid south polar region of Jupiter's moon Europa

Read more

 
This image, using data from NASA's Galileo mission, shows the first detection of clay-like minerals on the surface of Jupiter's moon Europa

December 11, 2013

Clay-Like Minerals Found on Icy Crust of Europa

A new analysis of data from NASA's Galileo mission leads to the first detection of such minerals on the surface of this moon of Jupiter.

Read more

 
Seasonal Changes in Dark Marks on an Equatorial Martian Slope

December 10, 2013

NASA Mars Spacecraft Reveals a More Dynamic Red Planet

NASA's Mars Reconnaissance Orbiter has revealed slender dark markings, possibly due to salty water, that advance seasonally down slopes surprisingly close to the Martian equator.

Read more

 
This cosmic pirouette of Earth and our moon was captured by the Juno spacecraft as it flew by Earth on Oct. 9, 2013.

December 10, 2013

NASA's Juno Gives Starship-Like View of Earth Flyby

When NASA's Juno spacecraft flew past Earth, it received a boost in speed of more than 8,800 mph which set it on course for a July 4, 2016, rendezvous with Jupiter.

Read more

 
This image shows a dried watercourse near Dixon in California's Central Valley.

December 9, 2013

California Water Planners Hear NASA Long-Term Forecast

NASA research tying California weather to large-scale atmospheric patterns contributed to the 2014 winter water forecast by the California Department of Water Resources.

Read more

 
This mosaic of images from the Mast Camera instrument on Curiosity Mars rover

December 9, 2013

NASA Curiosity: First Mars Age Measurement and Human Exploration Help

NASA's Curiosity rover is providing vital insight about Mars' past and current environments that will aid plans for future robotic and human missions.

Read more

 
An artist's concept of a solar-system montage featuring the eight planets, a comet and an asteroid.

December 6, 2013

NASA Highlights Mars, Earth and Other Science at AGU Event

NASA researchers, including some from JPL, will present new findings on Earth and space science topics at the next week's American Geophysical Union meeting.

Read more

 
NASA CubeSats Heading into Orbit

December 6, 2013

Thinking Inside the Box, Launching into Space

Two tiny, cube-shaped research satellites hitched a ride to Earth orbit to validate new hardware and software technologies for future NASA Earth-observing instruments.

Read more

 
Target for 100,000th Laser Shot by Curiosity on Mars

December 5, 2013

Laser Instrument on NASA Mars Rover Tops 100,000 Zaps

Since landing on Mars 16 months ago, NASA's Curiosity rover has fired its French-made laser more than 100,000 times to investigate the composition of rocks or soil targets.

Read more

 
In Full View: Saturn's Streaming Hexagon

December 4, 2013

NASA's Cassini Spacecraft Obtains Best Views of Saturn Hexagon

NASA's Cassini spacecraft has obtained the highest-resolution movie yet of a unique six-sided jet stream, known as the hexagon, around Saturn's north pole.

Read more

 
Galactic commander and talk show host Stephen 'Tiberius' Colbert presented Ed Stone

December 4, 2013

Voyager Project Scientist Honored by NASA--Via Stephen Colbert

Ed Stone, the project scientist for NASA's Voyager mission since 1972, appears on TV with talk show host Stephen Colbert and receives one of NASA's highest honors.

Read more

 
On the Way to Ceres

December 3, 2013

NASA's Dawn Fills out its Ceres Dance Card

What's the schedule for Dawn's visit to the largest object in the main asteroid belt?

Read more

 
The Day the Earth Smiled

December 2, 2013

NASA Holds Google+ Hangout on Cassini's Findings at Saturn

NASA will host a Google+ Hangout at 12:30 p.m. PST (3:30 p.m. EST) on Wednesday, Dec. 4, to discuss images of Saturn taken by the agency's Cassini spacecraft.

Read more

 
Comet ISON appeared in the higher-resolution HI-1 camera on NASA's STEREO-A spacecraft.

November 25, 2013

Three Questions About Comet ISON

Comet ISON will reach its closest approach to the sun on Thanksgiving Day (11/28/13), skimming just 730,000 miles above its surface.

Read more

 
Mars Rover Curiosity in Artist's Concept, Close-up

November 25, 2013

Curiosity Resumes Science After Analysis of Voltage Issue

NASA's Mars rover Curiosity resumed full science operations on Saturday, Nov. 23.

Read more

 
This self-portrait of NASA's Mars rover Curiosity

November 20, 2013

Rover Team Working to Diagnose Electrical Issue

Science observations by NASA's Mars rover Curiosity have been suspended a few days while engineers run tests to check possible causes of a voltage change detected on Nov. 17.

Read more

 
The orbits of 2013 UQ4, 2013 US10 and 2013 UP8 are shown as viewed from within the plane of the solar system

November 18, 2013

Update on Near-Earth Objects

Latest updates on three Near-Earth Objects

Read more

 
'Murray Ridge' on Rim of Endeavour Crater on Mars

November 13, 2013

Mars Rover Teams Dub Sites in Memory of Bruce Murray

Features on Mars are now called "Murray Ridge" and "Murray Buttes," in honor of influential planetary scientist Bruce Murray (1931-2013).

Read more

 
Mars Rover Curiosity in Artist's Concept, Close-up

November 12, 2013

Curiosity Out of Safe Mode

NASA's Mars Science Laboratory Project received confirmation from Mars Sunday that the Curiosity rover has successfully transitioned back into nominal surface operations mode.

Read more

 
The Day the Earth Smiled

November 12, 2013

NASA Cassini Spacecraft Provides New View of Saturn and Earth

NASA has released a natural-color image of Saturn from space, the first in which Saturn, its moons and rings, and Earth, Venus and Mars, all are visible.

Read more

 
This self-portrait of NASA's Mars rover Curiosity combines 66 exposures taken by the rover's Mars Hand Lens Imager

November 8, 2013

Curiosity Performs Warm Reset

NASA's Mars rover Curiosity experienced an unexpected software reboot on Nov. 7 as it was sending engineering and science data to the Mars Reconnaissance Orbiter.

Read more

 
Artist concept of Mars Reconnaissance Orbiter. Image credit: NASA/JPL

November 8, 2013

Prolific NASA Mars Orbiter Passes Big Data Milestone

NASA's Mars Reconnaissance Orbiter, which has overhauled understanding of the Red Planet since 2006, has now returned more than 200 trillion bits of data.

Read more

 
Using a precision formation-flying technique, the twin GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering.

November 7, 2013

NASA's GRAIL Mission Puts a New Face on the Moon

Scientists using data from NASA's Gravity Recovery and Interior Laboratory mission are gaining new insight into how the face of the moon received its rugged good looks.

Read more

 
Two Craters with Olivine

November 6, 2013

It's Complicated: Dawn Spurs Rewrite of Vesta's Story

A new analysis of data from NASA's Dawn mission suggests the story of Vesta's formation isn't as simple as scientists thought.

Read more

 
Looking for Microbes in a Spacecraft Assembly Clean Room

November 6, 2013

Rare New Microbe Found in Two Distant Clean Rooms

A newly discovered microbe that survives on very little to eat has been found in only two places on Earth: spacecraft clean rooms in Florida and South America.

Read more

 
Curiosity's View of

October 29, 2013

NASA's Curiosity Mars Rover Approaches 'Cooperstown'

NASA's Curiosity Mars rover has batted 1,000 with its new technique for covering ground faster -- two-day drives, reaching a viewpoint for choosing its next target.

Read more

 
A swing high above Saturn by NASA's Cassini spacecraft revealed this stately view of the golden-hued planet and its main rings

October 25, 2013

Cassini Swings Above Saturn to Compose a Portrait

On a loop high above Saturn, NASA's Cassini spacecraft captured a stately view of a golden Saturn and its rings.

Read more

 
NASA's Mars Exploration Rover Opportunity captured this southward uphill view after beginning to ascend the northwestern slope of 'Solander Point' on the western rim of Endeavour Crater

October 23, 2013

Mars Rover Opportunity Heads Uphill

NASA's Mars Exploration Rover has begun climbing "Solander Point," the northern tip of the tallest hill it has encountered in the mission's nearly 10 Earth years on Mars.

Read more

 
This false-color mosaic, made from infrared data collected by NASA's Cassini spacecraft, reveals the differences in the composition of surface materials around hydrocarbon lakes at Titan, Saturn's largest moon.

October 23, 2013

Cassini Gets New Views of Titan's Land of Lakes

With the sun over Titan's north pole, some weather luck and optimal viewing positions, NASA's Cassini spacecraft took new images of liquid methane and ethane seas and lakes.

Read more

 
Artist's rendering of the Juno spacecraft approaching Earth on Oct. 9, 2013.

October 23, 2013

Juno Status Report

Oct. 17, 2013 status report for Juno mission

Read more

 
This self-portrait of NASA's Mars rover Curiosity

October 17, 2013

NASA Rover Confirms Mars Origin of Some Meteorites

Findings from NASA's Curiosity Mars rover confirm that some meteorites on Earth really came from the Red Planet.

Read more

 
This colorized mosaic from NASA's Cassini mission shows an infrared view of the Saturn system, backlit by the sun, from July 19, 2013.

October 17, 2013

Rings, Dark Side of Saturn Glow in New Cassini Image

The gauzy rings of Saturn and the dark side of the planet glow in newly released infrared images obtained by NASA's Cassini spacecraft.

Read more

 
A Ring of Color

September 30, 2013

NASA's Cassini Spacecraft Finds Ingredient of Household Plastic in Space

NASA's Cassini spacecraft has detected propylene, a chemical used to make food-storage containers, car bumpers and other consumer products, on Saturn's moon Titan.

Read more

 
Full View of Vesta

September 27, 2013

Dawn Reality-Checks Telescope Studies of Asteroids

Scientists can now compare features first seen at a distance through a telescope to those seen up-close by an orbiting spacecraft.

Read more

 
Artist's Concept of Mars 2020 Rover

September 26, 2013

NASA Wants Investigations for a Mars 2020 Rover

NASA is soliciting proposals for instruments to fly on the next Mars rover.

Read more

 
High-Resolution Self-Portrait by Curiosity Rover Arm Camera

September 26, 2013

Science Benefits From Diverse Landing Area of NASA Mars Rover

NASA's Curiosity rover is revealing a great deal about Mars, from long-ago processes in its interior to the current interaction between the Martian surface and atmosphere.

Read more

 
This picture is from a test of the Finding Individuals for Disaster and Emergency Response

September 25, 2013

NASA, Homeland Security Test Disaster Recovery Tool

NASA and the U.S. Department of Homeland Security are collaborating on a portable radar device to detect victims trapped in large piles of rubble after a disaster.

Read more

 
Close-up of Ridge in Rock Outcrop at Curiosity's Waypoint 1

September 23, 2013

NASA Rover Inspects Pebbly Rocks at Martian Waypoint

NASA's Mars rover Curiosity, currently en route to the layered slopes of Mount Sharp, has finished a pause it took for close-up studies of rocks with wet histories.

Read more

 
Artist's concept of NASA's Deep Impact spacecraft.

September 20, 2013

NASA's Deep Space Comet Hunter Mission Comes to an End

After almost 9 years in space that included the return of about 500,000 images, NASA's Deep Impact mission has ended.

Read more

 
First Contact

September 20, 2013

NASA's Deep Impact Produced Deep Results

Launched on a clear winter day in January 2005, NASA's Deep Impact spacecraft spanned 268 million miles (431 million kilometers) of deep space in 172 days, then reached out and touched comet Tempel 1.

Read more

 
This picture shows a lab demonstration of the measurement chamber inside the Tunable Laser Spectrometer, an instrument that is part of the Sample Analysis at Mars investigation on NASA's Curiosity rover.

September 19, 2013

NASA Curiosity Rover Detects No Methane on Mars

Data from NASA's Curiosity rover has revealed the Martian environment lacks methane.

Read more

 
Repeated Flybys Yield a Pole-to-Pole View of Europa

September 18, 2013

Long-stressed Europa Likely Off-kilter at One Time

NASA scientists have found evidence Europa likely spun around a tilted axis at some point.

Read more

 
Touring the Giant Asteroid Vesta

September 13, 2013

Take a Virtual Tour of Vesta With New High-Resolution Images

New images from NASA's Dawn mission show the giant asteroid Vesta at the scale of regional road touring maps.

Read more

 
This artist's concept shows NASA's Voyager spacecraft against a backdrop of stars.

September 12, 2013

How Do We Know When Voyager Reaches Interstellar Space?

Why the debate about if and when Voyager 1 reached interstellar space is so complicated.

Read more

 
Voyager 1 Entering Interstellar Space

September 12, 2013

NASA Spacecraft Embarks on Historic Journey Into Interstellar Space

NASA's Voyager 1 spacecraft officially is the first human-made object to venture into interstellar space.

Read more

 
Voyager in Space

September 11, 2013

NASA News Conference Today to Discuss Voyager Spacecraft

NASA will host a news conference today at 11 a.m. PDT (2 p.m. EDT), to discuss NASA's Voyager mission.

Read more

 
Artist's concept of NASA's Deep Impact spacecraft. Image Credit:  NASA/JPL-Caltech.

September 10, 2013

Team Attempts to Restore Communications

Ground controllers have been unable to communicate with NASA's long-lived Deep Impact spacecraft.

Read more

 
Spitzer Spies a Comet Coma and Tail

September 10, 2013

Comet Found Hiding in Plain Sight

NASA's Spitzer Space Telescope has uncovered secrets of the "asteroid" called Don Quixote, revealing its true comet nature.

Read more

 
'Darwin' Outcrop at 'Waypoint 1' of Curiosity's trek to Mount Sharp

September 10, 2013

Long Drive Puts NASA Mars Rover Near Planned Waypoint

After its longest drive yet, NASA's Mars rover Curiosity has reached an overlook with a view of exposed bedrock it will study close-up for a few days.

Read more

 
Landing Area Narrowed for 2016 InSight Mission to Mars

September 4, 2013

NASA Evaluates Four Candidate Sites for 2016 Mars Mission

NASA has narrowed to four the number of potential landing sites for the agency's next mission to the surface of Mars, a 2016 lander to study the planet's interior.

Read more

 
Two Looks at the Turbulent Saturn Storm

September 3, 2013

Cassini Sees Saturn Storm's Explosive Power

The massive storm that broke out on Saturn in late 2010 churned up water ice from great depths, suggesting a similarity to Earth storms.

Read more

 
Former JPL Director Bruce Murray died Aug. 29th.

August 29, 2013

Former JPL Director Bruce Murray Dies After a Long Illness

Former JPL Director Bruce C. Murray died today at the age of 81 after a long illness.

Read more

 
Annular Eclipse of the Sun by Phobos, as Seen by Curiosity

August 28, 2013

NASA Mars Rover Views Eclipse of the Sun by Phobos

New images from NASA's Mars rover Curiosity show a Martian moon, Phobos, fully silhouetted in front of the sun.

Read more

 
This movie was built with data collected during the 147-minute plunge through Titan's thick orange-brown atmosphere

August 28, 2013

Cassini Data: Saturn Moon May Have Rigid Ice Shell

Saturn's moon Titan appears to have less gravity where there are mountains -- a counterintuitive finding.

Read more

 
View Ahead After Curiosity's Sol 376 Drive Using Autonomous Navigation

August 27, 2013

NASA'S Mars Curiosity Debuts Autonomous Navigation

For the first time, NASA's Curiosity Mars rover has used autonomous navigation, which enables it to cover more distance during each drive on the Red Planet.

Read more

 
Back to Hunt More Asteroids

August 21, 2013

NASA Spacecraft Reactivated to Hunt for Asteroids

The Near-Earth Object WISE (NEOWISE) mission is expected to re-start in early September to perform three more years of asteroid science.

Read more

 
Earth Waves at Cassini

August 21, 2013

Cassini Releases Image of Earth Waving at Saturn

People around the world shared more than 1,400 images of themselves as part of the Wave at Saturn event organized by NASA's Cassini mission.

Read more

 
Radar images of asteroid 2005 WK4 were obtained on Aug. 8, 2013.

August 15, 2013

Radar Images of Asteroid 2005 WK4

A collage of radar images of near-Earth asteroid 2005 WK4 was generated by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif., on Aug. 8, 2013.

Read more

 
Illustration Comparing Apparent Sizes of Moons

August 15, 2013

NASA Rover Gets Movie as a Mars Moon Passes Another

The larger of the two moons of Mars, Phobos, passes directly in front of the other, Deimos, in a new series of sky-watching images from NASA's Mars rover Curiosity.

Read more

 
Voyager the Explorer

August 15, 2013

NASA Voyager Statement about Competing Models to Explain Recent Spacecraft Data

NASA's Voyager Project Scientist Ed Stone comments on competing models of Voyager 1's position relative to interstellar space.

Read more

 
Geological Boundary at the Edge of 'Solander Point'

August 14, 2013

Mars Rover Opportunity Working at Edge of 'Solander'

NASA's Mars rover Opportunity is studying the area of contact between a two rock layers that record environmental conditions from different times in the past.

Read more

 
This self-portrait of NASA's Mars rover Curiosity

August 14, 2013

Watch Live Talk Online: Mars Curiosity, Year One

Join us online for a live public talk from NASA's Jet Propulsion Laboratory on Thursday, Aug. 15 at 7 p.m. PDT (10 p.m. EDT) about the Curiosity rover's first year on Mars.

Read more

 
Artist concept of Mars Reconnaissance Orbiter. Image credit: NASA/JPL

August 14, 2013

Swapping Motion-Sensing Units

NASA's Mars Reconnaissance Orbiter is switching from one motion-sensing device to a duplicate unit onboard.

Read more

 
Xombie technology demonstrator

August 12, 2013

JPL, Masten Testing New Precision Landing Software

JPL engineers collaborate with NASA Dryden on tests of spacecraft landing technology using Masten Space Systems' Xombie rocket.

Read more

 
A computer-generated image depicts NASA's Juno spacecraft.

August 12, 2013

NASA's Juno is Halfway to Jupiter

NASA's Juno spacecraft has reached the halfway mark on its journey to Jupiter.

Read more

 
Simulated View from Europa's Surface (Artist's Concept)

August 7, 2013

If We Landed on Europa, What Would We Want to Know?

A new paper lays out the key science questions to answer for any future proposed robotic spacecraft missions to the surface of Jupiter's icy moon Europa.

Read more

 
This self-portrait of NASA's Mars rover Curiosity

August 6, 2013

Mars Curiosity Landing: Relive the Excitement

Where were you when Curiosity landed? People remember the dramatic, tension-filled landing of NASA's Curiosity rover and its Mars Science Laboratory spacecraft on Aug. 5, 2012.

Read more

 
Curiosity Sol 343 Vista With 'Twin Cairns' on Route to Mount Sharp

August 2, 2013

NASA's Curiosity Nearing First Anniversary on Mars

NASA's Curiosity rover will mark one year on Mars next week and has already achieved its main science goal of revealing ancient Mars could have supported life.

Read more

 
This set of images from NASA's Cassini mission shows how the gravitational pull of Saturn affects the amount of spray coming from jets at the active moon Enceladus

July 31, 2013

NASA's Cassini Sees Forces Controlling Enceladus Jets

The intensity of jets of water ice and organic particles that shoot out from Enceladus depends on the moon's proximity to Saturn, according to NASA's Cassini spacecraft data.

Read more

 
This image from the floor of the Atlantic Ocean shows a collection of limestone towers known as the 'Lost City.'

July 30, 2013

How Did Earth's Primitive Chemistry Get Kick Started?

New papers co-authored by a JPL scientist detail the chemistry and structures present at certain types of hydrothermal vents at the bottom of our oceans.

Read more

 
View From Mars Orbiter Showing Curiosity Rover at 'Shaler'

July 24, 2013

Curiosity Mars Rover Gleams in View from Orbiter

A recent image from NASA's Mars Reconnaissance Orbiter shows NASA's Curiosity Mars rover and the wheel tracks starting at its landing site.

Read more

 
View From Curiosity's Arm-Mounted Camera After a Long Drive

July 23, 2013

Curiosity Makes Its Longest One-Day Drive on Mars

NASA's Mars rover Curiosity drove twice as far on July 21 as on any other day of the mission so far: 109.7 yards (100.3 meters).

Read more

 
Sunset shot of the 70m antenna at Goldstone, California.

July 23, 2013

JPL Selects NASA Deep Space Network Subcontractor

NASA's Jet Propulsion Laboratory has selected ITT Exelis Information Systems to operate and maintain the NASA Deep Space Network complex and perform other support functions.

Read more

 
The Day the Earth Smiled: Sneak Preview

July 22, 2013

NASA Releases Images of Earth by Distant Spacecraft

Color and black-and-white images of Earth taken by two NASA interplanetary spacecraft on July 19 show our planet and moon from millions of miles away in space.

Read more

 
JPL Waves at Saturn

July 19, 2013

JPLers Wave at Saturn as Part of Worldwide Campaign

NASA's Cassini spacecraft took pictures of Earth from 900 million miles away today.

Read more

 
Two-Dimensional Planetary Surface Landers

July 19, 2013

NASA Advanced Technology Concepts Selected for Study

NASA has selected 12 proposals, including two from JPL, for study under Phase I of the NASA Innovative Advanced Concepts Program, which aims to turn science fiction into fact.

Read more

 
Shooting Lasers

July 18, 2013

Reports Detail Mars Rover Clues to Atmosphere's Past

A pair of new papers report measurements of the Martian atmosphere's composition by NASA's Curiosity rover, providing evidence about loss of much of Mars' original atmosphere.

Read more

 
This simulated view from NASA's Cassini spacecraft shows the expected positions of Saturn and Earth on July 19, 2013

July 18, 2013

NASA Interplanetary Probes to Take Pictures of Earth

Two NASA spacecraft, one studying the Saturn system, the other observing Mercury, are maneuvering into place to take pictures of Earth on July 19 and 20.

Read more

 
Color View From Orbit Showing Opportunity in 'Botany Bay'

July 17, 2013

Overhead View of Mars Rover 10 Years After Launch

An image from Mars orbit taken 10 years after the launch of NASA's Mars Exploration Rover Opportunity shows the long-lived rover on its trek to a new destination on Mars.

Read more

 
One Down, Many Kilometers to Go

July 17, 2013

Curiosity Mars Rover Passes Kilometer of Driving

The latest drive by NASA's Curiosity Mars rover brought the total distance that the rover has driven on Mars to more than 1 kilometer.

Read more

 
NASA's Don Yeomans Receives Sagan Medal

July 12, 2013

Asteroid Expert Receives Carl Sagan Medal for Public Communication

The manager of NASA's Near-Earth Object Program Office at JPL, Donald K. Yeomans, has received the 2013 Carl Sagan Medal from the American Astronomical Society.

Read more

 
Heading for Mount Sharp, Sol 329

July 11, 2013

Third Drive of Curiosity's Long Trek Covers 135 Feet

NASA's Mars rover Curiosity drove 135 feet (41 meters) on Tuesday, July 9, the third drive in a journey of many months from the "Glenelg" area to Mount Sharp.

Read more

 
Artist's Concept of Mars 2020 Rover

July 9, 2013

Science Team Outlines Goals for NASA's 2020 Mars Rover

A new report provided to NASA details science objectives for the rover the agency will send to Mars in 2020.

Read more

 
First Leg of Long Trek Toward Mount Sharp

July 8, 2013

Mars Rover Curiosity Begins Trek Toward Mount Sharp

NASA's Mars rover Curiosity has begun a long trek toward Mount Sharp, leaving behind an area where it already accomplished its major science objective.

Read more

 
Global view of Mars

July 8, 2013

NASA Discusses Mars 2020 Plans in July 9 Teleconference

NASA will host a media teleconference at noon PDT (3 p.m. EDT) on Tuesday, July 9 to provide details about a report that will help define science objectives for the agency's next Mars rover.

Read more

 
Opportunity's View in 'Botany Bay' Toward 'Solander Point'

July 2, 2013

Mars Rover Opportunity Passes Half-Way Point to Next Destination

NASA's Mars Exploration Rover Opportunity has driven more than half of the distance needed to get from a site where it spent 22 months to its next destination.

Read more

 
This artist's concept shows NASA's two Voyager spacecraft exploring a turbulent region of space known as the heliosheath, the outer shell of the bubble of charged particles around our sun

June 27, 2013

NASA's Voyager 1 Explores Final Frontier of Our 'Solar Bubble'

Data from Voyager 1, now more than 11 billion miles (18 billion kilometers) from the sun, suggest the spacecraft is closer to becoming the first human-made object to reach interstellar space.

Read more

 
Asteroid 2013 MZ5 as seen by the University of Hawaii's PanSTARR-1 telescope.

June 24, 2013

Ten Thousandth Near-Earth Object Unearthed in Space

The 10,000th near-Earth object, asteroid 2013 MZ5, was detected on June 18, 2013, by the Pan-STARRS-1 telescope.

Read more

 
Curiosity Touching Down, Artist's Concept

June 21, 2013

NASA Announces Winners of 2012 George M. Low Award

Two companies with a commitment to teamwork, technical and managerial excellence, safety, and customer service are receiving NASA's prestigious George M. Low Award.

Read more

 
This is a reduced version of panorama from NASA's Mars rover Curiosity with 1.3 billion pixels in the full-resolution version.

June 19, 2013

Billion-Pixel View of Mars Comes From Curiosity Rover

A billion-pixel view from the surface of Mars, from NASA's Mars rover Curiosity, offers armchair explorers a way to examine one part of the Red Planet in great detail.

Read more

 
This simulated view from NASA's Cassini spacecraft shows the expected positions of Saturn and Earth on July 19, 2013, around the time Cassini will take Earth's picture.

June 18, 2013

Cassini Probe to Take Photo of Earth From Deep Space

NASA's Cassini spacecraft, now exploring Saturn, will take a picture of our home planet from a distance of hundreds of millions of miles on July 19.

Read more

 
This graphic depicts the Mars Climate Sounder instrument on NASA's Mars Reconnaissance Orbiter measuring the temperature of a cross section of the Martian atmosphere as the orbiter passes above the south polar region

June 12, 2013

Mars Water-Ice Clouds Are Key to Odd Thermal Rhythm

Researchers using NASA's Mars Reconnaissance Orbiter have found that temperatures in the Martian atmosphere regularly rise and fall not just once each day, but twice.

Read more

 
Several types of downhill flow features have been observed on Mars.

June 11, 2013

Marks on Martian Dunes May Be Tracks of Dry-Ice Sleds

NASA research indicates hunks of frozen carbon dioxide -- dry ice -- may glide down some Martian sand dunes on cushions of gas similar to miniature hovercraft, plowing furrows as they go.

Read more

 
This illustration shows the path of Asteroid 2013 LR6

June 7, 2013

Small Asteroid Between Earth and Moon

Small asteroid 2013 LR6 will safely fly past this evening at a distance of about 65,000 miles (105,000 kilometers) above Earth's surface.

Read more

 
Opportunity's view of 'Solander Point'

June 7, 2013

Mars Rover Opportunity Trekking Toward More Layers

Approaching its 10th anniversary of leaving Earth, NASA's Mars Exploration Rover Opportunity is on the move again, trekking to a new study area still many weeks away.

Read more

 
This image of asteroid 1998 QE2 was obtained on June 1, 2013

June 6, 2013

Radar Movies Highlight Asteroid 1998 QE2 and Its Moon

Scientists working with NASA's Deep Space Network antenna at Goldstone, Calif., have released a second, longer, more refined movie clip of asteroid 1998 QE2 and its moon.

Read more

 
Artist's Concept of Rover on Mars

June 6, 2013

NASA to Host June 7 Mars Rover Opportunity Teleconference

NASA will hold a media teleconference at 9 a.m. PDT (noon EDT) on Friday, June 7, to provide an update about the long-lived Mars Exploration Rover Opportunity.

Read more

 
A Ring of Color

June 5, 2013

Cassini Sees Precursors to Aerosol Haze on Titan

Scientists have confirmed the presence of complex, ringed hydrocarbons in the upper atmosphere of Saturn's largest moon, Titan.

Read more

 
Drilled Hole and ChemCam Marks at 'Cumberland'

June 5, 2013

NASA's Curiosity Mars Rover Nears Turning Point

NASA's Mars Science Laboratory mission is approaching its biggest turning point since landing its rover, Curiosity, inside Mars' Gale Crater last summer.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

June 3, 2013

NASA to Host June 5 Teleconference on Curiosity Mars Rover

NASA will host a media teleconference at 11:30 a.m. PDT (2:30 p.m. EDT), Wednesday, June 5 to provide an update about the Curiosity Mars rover.

Read more

 
Using a precision formation-flying technique, the twin GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering.

May 30, 2013

NASA's GRAIL Mission Solves Mystery of Moon's Surface Gravity

NASA's GRAIL mission has uncovered the origin of massive invisible regions that make the moon's gravity uneven, a phenomenon that affects lunar-orbiting spacecraft.

Read more

 
Cruise Vehicles (Artist Concept)

May 30, 2013

Data From NASA Rover's Voyage to Mars Aids Planning

Radiation measurements made during the flight of NASA's Mars Science Laboratory to Mars in 2012 provide helpful information for design of future human deep-space expeditions.

Read more

 
First radar images of asteroid 1998 QE2 were obtained when the asteroid was about 3.75 million miles

May 30, 2013

NASA Radar Reveals Asteroid Has Its Own Moon

A sequence of radar images of asteroid 1998 QE2 was obtained on the evening of May 29, 2013, by NASA scientists using a Deep Space Network antenna at Goldstone, Calif.

Read more

 
Remnants of Ancient Streambed on Mars (White-Balanced View)

May 30, 2013

Pebbly Rocks Testify to Old Streambed on Mars

A new report tells how rocks examined by NASA's Mars rover Curiosity reveal details of how deep and how fast water once flowed in an ancient Martian stream.

Read more

 
North Polar View

May 29, 2013

Cassini Finds Hints of Activity at Saturn Moon Dione

A moon once thought to be boring could actually be quite animated, according to a new study analyzing data from NASA's Cassini spacecraft.

Read more

 
The orbit of asteroid 1998 QE2. Image credit: NASA/JPL-Caltech

May 29, 2013

NASA Hosts News and Social Media Events Around this Week's Asteroid Pass

NASA invites people to participate in online and televised events May 30 to 31 about the agency's asteroid initiative and the Earth flyby of asteroid 1998 QE2.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

May 28, 2013

NASA to Discuss Mars Curiosity Radiation Findings

NASA will host a media teleconference Thursday, May 30, to present new findings from the Mars Science Laboratory Radiation Assessment Detector(RAD) aboard the rover Curiosity.

Read more

 
NASA Administrator Visits JPL, Discusses Asteroid Initiative

May 23, 2013

NASA Administrator Visits JPL, Talks Asteroids

NASA Administrator Charles Bolden met with members of the asteroid initiative team at NASA's Jet Propulsion Laboratory, Pasadena, Calif.

Read more

 
Vast Ligeia Mare in False Color

May 22, 2013

Forecast for Titan: Wild Weather Could be Ahead

Two new models with implications for NASA's Cassini mission suggest the onset of spring in Titan's northern hemisphere could bring waves and hurricanes.

Read more

 
'Cumberland' Target Drilled by Curiosity

May 20, 2013

NASA Mars Rover Curiosity Drills Second Rock Target

NASA's Mars rover Curiosity has used the drill on its robotic arm to collect a powdered sample from the interior of a rock called "Cumberland."

Read more

 
Rock Target 'Esperance' Altered by Wet History (False Color)

May 17, 2013

Mars Rover Opportunity Examines Clay Clues in Rock

NASA's senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by water.

Read more

 
View Back at Record-Setting Drive by Opportunity

May 16, 2013

Nine-Year-Old Mars Rover Passes 40-Year-Old Record

NASA's Mars rover Opportunity now holds the record for farthest driving by a NASA vehicle on a world away from Earth, passing a mark set by an Apollo astronaut-driven rover.

Read more

 
The orbit of asteroid 1998 QE2.

May 15, 2013

Asteroid 1998 QE2 to Sail Past Earth Nine Times Larger Than Cruise Ship

Asteroid 1998 QE2 will get no closer than about 3.6 million miles at time of closest approach on May 31 at 1:59 p.m. Pacific (4:59 p.m. Eastern).

Read more

 
Fresh Cluster of Impact Craters on Mars

May 15, 2013

NASA Probe Counts Space Rock Impacts on Mars

Scientists using images from NASA's Mars Reconnaissance Orbiter have estimated that the planet is bombarded by more than 200 small asteroids or bits of comets per year.

Read more

 
Global Topographic Map of Titan

May 15, 2013

Cassini Shapes First Global Topographic Map of Titan

Scientists have used data from NASA's Cassini spacecraft to map the highs and lows of Titan, Saturn's largest moon.

Read more

 
'Cumberland' Selected as Curiosity's Second Drilling Target

May 9, 2013

NASA Curiosity Rover Team Selects Second Drilling Target on Mars

The team operating NASA's Curiosity Mars rover has selected a second target rock for drilling and sampling.

Read more

 
Team Behind Curiosity Receives Collier Trophy

May 9, 2013

NASA Curiosity Rover Wins Prestigious Awards

Two prominent aerospace industry organizations are recognizing the contributions of NASA, especially the achievements of the team that landed NASA's Curiosity rover on Mars in August, with coveted awards.

Read more

 
Artist Concept of Particle Population in Saturn's Magnetosphere

May 2, 2013

'Tis the Season -- for Plasma Changes at Saturn

NASA's Cassini mission helps reveal seasonal changes in the bubble of charged particles around Saturn, providing a clue to some long-standing mysteries.

Read more

 
NASA's Curiosity Mars rover social media campaign and its Solar System Exploration site

May 1, 2013

Mars Rover Social Media, NASA/JPL Website Win Awards

NASA's Curiosity Mars rover social media campaign and the agency's Solar System Exploration website win Webby Awards, the leading honor for the best of the Internet.

Read more

 
Artist concept of Mars Exploration Rover. Image credit: NASA/JPL-Caltech

May 1, 2013

Opportunity Exits Standby, Back at Work

NASA's Mars Exploration Rover Opportunity has exited a standby mode and is now executing a sequence of commands sent by the rover team.

Read more

 
The Rose

April 29, 2013

NASA Probe Gets Close-Up Views of Large Hurricane on Saturn

NASA's Cassini spacecraft has provided scientists the first close-up, visible-light views of a behemoth hurricane swirling around Saturn's north pole.

Read more

 
Curiosity's Entry, Descent and Landing Team at National Air and Space Museum

April 25, 2013

Curiosity Wins National Air and Space Museum Trophy

The team in charge of landing NASA's Mars rover Curiosity, managed by the Jet Propulsion Laboratory, received the museum's highest group honor.

Read more

 
Meteors Meet Saturn's Rings

April 25, 2013

NASA Probe Observes Meteors Colliding with Saturn's Rings

NASA's Cassini spacecraft has provided the first direct evidence of small meteoroids breaking into streams of rubble and crashing into Saturn's rings.

Read more

 
Fly Along with Voyager to Interstellar Space

April 24, 2013

NASA Invites the Public to Fly Along with Voyager

NASA's twin Voyager spacecraft are on the verge of plunging into interstellar space -- the space between stars -- and two new Web tools let the public fly along.

Read more

 
New Project Managers for Mars Orbiters

April 17, 2013

NASA Mars Orbiters Have New Project Managers

Two NASA spacecraft orbiting Mars, both working long past their original prime missions, have new project managers at NASA's Jet Propulsion Laboratory, Pasadena, Calif.

Read more

 
Tempel Alive with Light

April 16, 2013

How to Target an Asteroid

The hunt is on for methods to aim a spacecraft at an asteroid.

Read more

 
These images from NASA's Cassini spacecraft show one of the large seas and a bounty of smaller lakes on Saturn's moon Titan.

April 15, 2013

Titan's Methane: Going, Going, Soon to Be Gone?

NASA's Cassini mission tracks long-lived lakes in Titan's northern hemisphere and finds that the moon's methane may be disappearing.

Read more

 
NEOCam Sensor

April 15, 2013

NASA-Funded Asteroid Tracking Sensor Passes Key Test

An infrared sensor that could improve NASA's future detecting and tracking of asteroids and comets has passed a critical design test.

Read more

 
Energy From Above Affecting Surface of Europa

April 12, 2013

Where are the Best Windows Into Europa's Interior?

A new look at data from NASA's Galileo mission yields pointers for where on Europa's surface the watery interior of this moon of Jupiter is best revealed.

Read more

 
This computer graphic depicts the orbit of comet 2013 A1 (Siding Spring) through the inner solar system.

April 12, 2013

Comet to Make Close Flyby of Red Planet in October 2014

New observations of comet C/2013 A1 (Siding Spring) have allowed NASA's Near-Earth Object Office at the Jet Propulsion Laboratory in Pasadena, Calif. to further refine the comet's orbit.

Read more

 
Polar Vortex in Color

April 11, 2013

Ice Cloud Heralds Fall at Titan's South Pole

NASA's Cassini finds a kind of cloud only previously seen at the moon's north pole.

Read more

 
Could This Be the Mars Soviet 3 Lander?

April 11, 2013

NASA Mars Orbiter Images May Show 1971 Soviet Lander

Hardware from a spacecraft that the Soviet Union landed on Mars in 1971 might appear in images from NASA's Mars Reconnaissance Orbiter.

Read more

 
NASA's FY2014 budget proposal includes a plan to robotically capture a small near-Earth asteroid

April 10, 2013

NASA Associate Administrator on Asteroid Initiative

The following are statements from the associate administrators of three NASA directorates.

Read more

 
Saturn's Ring 'Rain'

April 10, 2013

Blame it on the Rain (from Saturn's Rings)

A study partially funded by NASA finds that charged-water "rain" from Saturn's rings falls across large swaths of the planet.

Read more

 
NASA logo

April 9, 2013

NASA, Mars Curiosity Win Awards for Social Media

NASA's official Twitter feed, @NASA, has won its second consecutive Shorty award for the best government use of social media.

Read more

 
This image shows the first holes into rock drilled by NASA's Mars rover Curiosity

April 8, 2013

Remaining Martian Atmosphere Still Dynamic

Mars has lost much of its original atmosphere, but what's left remains quite active, recent findings from NASA's Mars rover Curiosity indicate.

Read more

 
Europa Global Views in Natural and Enhanced Colors

April 4, 2013

Mapping the Chemistry Needed for Life at Europa

A new study led by a NASA researcher provides the first observations of the global distribution of hydrogen peroxide across the surface of Jupiter's moon Europa.

Read more

 
Tvashtar in Motion

April 4, 2013

Scientists to Io: Volcanoes are in the Wrong Spot

Unexpected locations of volcanoes provide a clue that we don't fully understand Jupiter's moon Io, a fiery world observed by NASA's Voyager and Galileo spacecraft.

Read more

 
MSL's Parachute Flapping in the Wind

April 3, 2013

Used Parachute on Mars Flaps in the Wind

Photos from NASA's Mars Reconnaissance Orbiter show how the parachute that helped NASA's Curiosity rover land on Mars last summer has changed its shape on the ground.

Read more

 
Titan Up Front

April 2, 2013

NASA Team Investigates Complex Chemistry at Titan

A laboratory experiment at JPL simulating the atmosphere of Saturn's moon Titan suggests another region in the atmosphere that could brew up prebiotic materials.

Read more

 
Bright Moons

March 26, 2013

Saturn is Like an Antiques Shop, Cassini Suggests

NASA's Cassini spacecraft analyzes the water ice and color distribution in the Saturn system, revealing gently worn, vintage goods.

Read more

 
View From Camera Not Used During Curiosity's First Six Months on Mars

March 25, 2013

Curiosity Resumes Science Investigations

NASA's Mars rover Curiosity has resumed science investigations after recovery from a computer glitch that prompted a switch to a redundant main computer on Feb. 28.

Read more

 
A Shared Bombardment History

March 25, 2013

NASA Scientists Find Moon, Asteroids Share History

NASA and international researchers have discovered that Earth's moon has more in common than previously thought with large asteroids roaming our solar system.

Read more

 
Geometry of Mars Solar Conjunction

March 20, 2013

Sun in the Way Will Affect Mars Missions in April

The positions of the planets next month will mean diminished communications between Earth and NASA's spacecraft at Mars.

Read more

 
Artist's concept of NASA's Voyager spacecraft.

March 20, 2013

NASA Voyager Status Update on Voyager 1 Location

The consensus of the Voyager science team is that Voyager 1 has not yet reached interstellar space.

Read more

 
This self-portrait of NASA's Mars rover Curiosity combines 66 exposures

March 19, 2013

Curiosity Rover Exits 'Safe Mode'

NASA's Mars rover Curiosity has returned to active status and is on track to resume science investigations, following two days in a precautionary standby status, "safe mode."

Read more

 
Lunar Reconnaissance Orbiter Camera image shows the impact site of GRAIL A

March 19, 2013

Lunar Reconnaissance Orbiter Sees GRAIL's Explosive Farewell

NASA's Lunar Reconnaissance Orbiter spacecraft has imaged the final resting places on the moon of both of NASA's GRAIL spacecraft.

Read more

 
Radar Images of Asteroid 2013 ET

March 18, 2013

Goldstone Radar Snags Images of Asteroid 2013 ET

Scientists capture radar images of asteroid 2013 ET.

Read more

 
This self-portrait of NASA's Mars rover Curiosity combines 66 exposures taken by the rover's Mars Hand Lens Imager

March 18, 2013

New Curiosity 'Safe Mode' Status Expected to be Brief

Engineers have quickly diagnosed a software issue that prompted NASA's Mars rover Curiosity to put itself into a precautionary standby status over the weekend.

Read more

 
Hydration Map, Based on Mastcam Spectra, for 'Knorr' Rock Target

March 18, 2013

Curiosity Mars Rover Sees Trend in Water Presence

NASA's Mars rover Curiosity has seen evidence of water-bearing minerals in rocks near where it had already found clay minerals inside a drilled rock.

Read more

 
Montage of our solar system.

March 15, 2013

Moon, Mars Science Conference Events to be Streamed

Science conference briefings to be held next week in Houston will be streamed live online.

Read more

 
A white-balanced mosaic of Mars' Mt. Sharp from NASA's Mars rover Curiosity

March 15, 2013

Panorama From NASA Mars Rover Shows Mount Sharp

Rising above the present location of NASA's Mars rover Curiosity, higher than any mountain in the 48 contiguous states of the United States, Mount Sharp is featured in new imagery from the rover.

Read more

 
Peering Deep into Jupiter's Atmosphere

March 14, 2013

'Hot Spots' Ride a Merry-Go-Round on Jupiter

NASA's Cassini spacecraft tracks the shifting shape of holes in Jupiter's atmosphere over time.

Read more

 
Veronica McGregor, Stephanie Smith and Courtney O'Connor of JPL accepted the SXSW Interactive Social Media Award.

March 13, 2013

Mars Curiosity Lands South by Southwest Interactive Award

The down-to-Earth persona of NASA's Mars Curiosity rover has captured the 2013 South by Southwest (SXSW) Interactive Award for best social media campaign.

Read more

 
Curiosity Rover's Self Portrait at 'John Klein' Drilling Site

March 13, 2013

NASA Mars Rover Mission Picked for Smithsonian Honor

The team in charge of successfully landing NASA's Mars rover Curiosity will receive the Smithsonian National Air and Space Museum's 2013 Trophy for Current Achievement.

Read more

 
Two Different Aqueous Environments

March 12, 2013

NASA Rover Finds Conditions Once Suited for Ancient Life on Mars

An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could have supported living microbes.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

March 11, 2013

Curiosity Rover's Recovery Moving Forward

NASA's Mars rover Curiosity continues to move forward with assessment and recovery from a memory glitch that affected the rover's A-side computer.

Read more

 
Portrait of a Lady

March 11, 2013

Cassini Returns Images of Battered Saturn Moon

Craters and a curious feature are visible in images of Rhea returned by NASA's Cassini spacecraft.

Read more

 
For those in search of comet L4 PANSTARRS, look to the west after sunset in early and mid-March.

March 7, 2013

Comet PANSTARRS Rises to the Occasion Mid-March

A beautiful comet with a bulky name is making an appearance this month for lucky sky-watchers in some parts of the world.

Read more

 
Visualization of Buried Marte Vallis Channels

March 7, 2013

NASA Helps See Buried Mars Flood Channels in 3-D

NASA's Mars Reconnaissance Orbiter has provided images allowing scientists for the first time to create a 3-D reconstruction of ancient water channels below the Martian surface.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

March 7, 2013

NASA Briefing on Curiosity's Analysis of Mars Rock

NASA will hold a news conference at 10 a.m. PDT (1 p.m. EDT), Tuesday, March 12, on the Curiosity rover's analysis of the first sample of rock powder ever collected on Mars.

Read more

 
NASA's Cassini spacecraft will be flying close to Saturn's moon Rhea on Saturday

March 7, 2013

Cassini Makes Last Close Flyby of Saturnian Moon Rhea

NASA's Cassini spacecraft will use its instruments to probe the internal structure of the icy Saturnian moon Rhea.

Read more

 
Herschel's Cool Universe

March 5, 2013

Herschel to Complete Its Mission Soon

The Herschel space observatory is expected to exhaust its supply of liquid helium coolant in the coming weeks, after spending more than three years studying the cool universe.

Read more

 
Taste of the Ocean on Europa's Surface

March 5, 2013

A Window into Europa's Ocean Right at the Surface

A study partially funded by NASA finds evidence of ocean salt on Europa's surface.

Read more

 
Curiosity Rover's Self Portrait at 'John Klein' Drilling Site

March 4, 2013

Curiosity Rover's Recovery on Track

NASA's Mars rover Curiosity has transitioned from precautionary "safe mode" to active status on the path of recovery from a memory glitch last week.

Read more

 
Earth's Twin Seen From Saturn

March 1, 2013

Cassini Spies Bright Venus From Saturn Orbit

A distant world gleaming in sunlight, Earth's twin planet, Venus, shines like a bright beacon in images taken by NASA's Cassini spacecraft in orbit around Saturn.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

February 28, 2013

Computer Swap on Curiosity Rover

The ground team for NASA's Mars rover Curiosity has switched the rover to a redundant onboard computer in response to a memory issue on the computer that had been active.

Read more

 
The left Mast Camera (Mastcam) on NASA's Mars rover Curiosity took this image of Curiosity's sample-processing

February 25, 2013

Lab Instruments Inside Curiosity Eat Mars Rock Powder

NASA's Mars rover Curiosity has delivered sample portions of rock powder collected from the interior of a rock on Mars into laboratory instruments inside the rover.

Read more

 
The JUpiter ICy moons Explorer mission, JUICE

February 21, 2013

NASA and JPL Contribute to European Jupiter Mission

NASA has selected key contributions to a 2022 European Space Agency mission to study Jupiter and three of its largest moons.

Read more

 
Ninth-grade, high-school students from Peoria, AZ analyze images of Mars.

February 21, 2013

NASA Student Mars Project Wins Education Award

A NASA project that allows students to use a camera on a spacecraft orbiting Mars for research has received a new education prize from the journal Science.

Read more

 
First Curiosity Drilling Sample in the Scoop

February 20, 2013

NASA Rover Confirms First Drilled Mars Rock Sample

NASA's Mars rover Curiosity has relayed new images that confirm it has successfully obtained the first sample ever collected from the interior of a rock on another planet.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

February 20, 2013

NASA Hosts Teleconference Today About Curiosity Rover

NASA will host a media teleconference at noon PST (3 p.m. EST) today, Feb. 20, to provide an update on the Mars rover Curiosity mission.

Read more

 
Cassini at Saturn's bow shock

February 19, 2013

Cassini Sheds Light on Cosmic Particle Accelerators

Studying the flow of solar wind around Saturn's magnetic field enables scientists working with NASA's Cassini spacecraft to study the nature of far-off supernova explosions.

Read more

 
Radar image of asteroid 2012 DA14

February 19, 2013

NASA Releases Radar Movie of Asteroid 2012 DA14

An initial sequence of radar images of asteroid 2012 DA14 was obtained on Feb. 15/16, 2013, by NASA's 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif.

Read more

 

February 15, 2013

NASA Experts Discuss Russia Meteor in Media Teleconference Today

NASA experts will hold a teleconference for news media at 1 p.m. PST (4 p.m. EST) today to discuss a meteor that streaked through the skies over Russia's Urals region this morning.

Read more

 
A meteor seen flying over Russia on Feb. 15 at 3:20: 26 UTC impacted Chelyabinsk.

February 15, 2013

Additional Details on the Large Feb. 15 Fireball over Russia

New data fill in some gaps in the story of a fireball that entered Earth's atmosphere near Chelyabinsk, Russia, on Feb. 15.

Read more

 
This animated set of three images depicts asteroid 2012 DA14 as it was seen on Feb. 14, 2013

February 14, 2013

Near-Earth Asteroid Makes Preview Appearance

Asteroid 2012 DA14, set to make its closest approach to Earth on Feb. 15, is captured in early images from Australia.

Read more

 
Diagram depicting the passage of asteroid 2012 DA14 through the Earth-moon system on Feb. 15, 2013.

February 13, 2013

NASA to Chronicle Close Earth Flyby of Asteroid

NASA Television will provide commentary starting at 11 a.m. PST (2 p.m. EST) on Friday, Feb. 15, during the close, but safe, flyby of a small near-Earth asteroid named 2012 DA14.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

February 13, 2013

National Space Club Honors Mars Curiosity

The National Space Club will honor NASA's Curiosity/Mars Science Laboratory team with three awards, including the prestigious Dr. Robert H. Goddard Memorial Trophy.

Read more

 
NASA's MAVEN spacecraft recently completed assembly and has started environmental testing.

February 13, 2013

NASA's MAVEN Mission Completes Assembly

NASA's next mission to Mars, MAVEN, has completed spacecraft assembly and begun environmental testing.

Read more

 
A shiny-looking Martian rock is visible in this image

February 11, 2013

Mars Rock Takes Unusual Form

On Mars, as on Earth, sometimes things can take on an unusual appearance. A case in point is a shiny-looking rock seen in a recent image from NASA's Curiosity Mars rover.

Read more

 
Curiosity's First Sample Drilling

February 9, 2013

NASA Curiosity Rover Collects First Martian Bedrock Sample

NASA's Curiosity rover has, for the first time, used a drill carried at the end of its robotic arm to bore into a flat, veiny rock on Mars and collect a sample from its interior.

Read more

 
Preparatory Test of Drilling on Mars Generates Rock Powder

February 7, 2013

Preparatory Drill Test Performed on Mars

NASA's Mars rover Curiosity has produced some rock powder with its drill as the last major test before the rover's first full drilling.

Read more

 
This is the orbital trajectory of comet C/2012 S1 (ISON).

February 5, 2013

NASA's Deep Impact Spacecraft Eyes Comet ISON

NASA's Deep Impact spacecraft has acquired its first images of comet C/2012 S1 (ISON).

Read more

 
Preparatory Test for First Rock Drilling by Mars Rover Curiosity

February 4, 2013

Weekend Test on Mars Was Preparation to Drill a Rock

NASA's Mars rover Curiosity used the hammering action of its drill on Feb. 2 as the second-to-last major test before the first full drilling to collect a sample of rock dust.

Read more

 
Diagram depicting the passage of asteroid 2012 DA14 through the Earth-moon system on Feb. 15, 2013.

February 4, 2013

NASA to Host Feb. 7 Media Telecon on Asteroid Flyby

NASA will hold a media teleconference at 11 a.m. PST (2 p.m. EST), on Thursday, Feb. 7, to discuss an asteroid that will pass close, but safely, by Earth on Feb. 15.

Read more

 
Reflection of Sunlight off Titan Lake

February 4, 2013

Cassini Sees Titan Cooking up Smog

A new paper details how the aerosol particles on Saturn's smog-shrouded moon get their start, suggesting ways such particles can form in the atmospheres of other worlds.

Read more

 
Diagram depicting the passage of asteroid 2012 DA14 through the Earth-moon system on Feb. 15, 2013.

February 1, 2013

Small Asteroid to Whiz Past Earth Safely

A small asteroid named 2012 DA14 will safely fly past Earth's outer ring of satellites on February 15.

Read more

 
Storm Head, Meet Tail

January 31, 2013

NASA's Cassini Watches Storm Choke on Its Own Tail

Scientists see a monstrous thunder-and-lightning storm sputter out after it churns around the planet and encounters its own wake.

Read more

 
Curiosity's Drill in Place for Load Testing Before Drilling

January 28, 2013

Curiosity Maneuver Prepares for Drilling

NASA's Mars rover Curiosity has placed its drill onto a series of locations on a Martian rock and pressed down on it with the rover's arm, in preparation for using the drill.

Read more

 
Seasonal Changes on Far-Northern Mars

January 24, 2013

Thawing 'Dry Ice' Drives Groovy Action on Mars

Researchers using NASA's Mars Reconnaissance Orbiter see seasonal changes on far-northern Martian sand dunes caused by the warming of a blanket of frozen carbon dioxide.

Read more

 
MAHLI's First Night Imaging of Martian Rock, White Lighting

January 23, 2013

Mars Rover Curiosity Uses Arm Camera at Night

NASA's Mars rover Curiosity has for the first time used the camera on its arm to take photos at night, illuminated by white lights and ultraviolet lights on the instrument.

Read more

 
'Matijevic Hill' Panorama for Rover's Ninth Anniversary

January 22, 2013

NASA's Veteran Mars Rover Ready to Start 10th Year

Though NASA's newer Mars rover has been capturing more attention recently, durable Opportunity remains hard at work after nine years of roving on the Red Planet.

Read more

 
Curiosity Rover to be on display at The Changing Face of Mars film premier Jan. 23

January 22, 2013

Curiosity Rover on Display at Mars Film Premiere Tonight

A full-scale replica of the Curiosity Mars rover will be on display at the film premiere of "The Changing Face of Mars" on Jan 23 at Caltech's Beckman Auditorium.

Read more

 
Layers with Carbonate Content Inside McLaughlin Crater on Mars

January 20, 2013

Martian Crater May Once Have Held Groundwater-Fed Lake

A NASA spacecraft is providing new evidence of a wet underground environment on Mars that adds to an increasingly complex picture of the Red Planet's early evolution.

Read more

 
A model of the Mars rover Curiosity, similar to the one shown here, will ride in the Inaugural Parade

January 18, 2013

Ms. Curiosity Goes to Washington

It's an all-American, once-every-four-years tradition: the inauguration of a president.

Read more

 
Titan Craters, the Old and the New

January 17, 2013

Titan Gets a Dune 'Makeover'

NASA's Cassini finds Saturn's largest moon, Titan, might look much younger than it really is because its craters are being erased.

Read more

 
Simulating a Submarine Hydrothermal Vent

January 16, 2013

Bubbling up Organics in an Ocean Vent Simulator

This week, scientists at NASA's Jet Propulsion Laboratory are running an experiment simulating a deep ocean hydrothermal vent to test theories about the origins of life.

Read more

 
Set of 55 high-resolution images, which were stitched together to create this full-color self-portrait.

January 15, 2013

Mars Rover Curiosity's Team to Receive Space Foundation Award

The people of NASA's Mars Science Laboratory mission have been named winners of a 2013 Space Foundation award for advancing exploration of space.

Read more

 
'John Klein' Site Selected for Curiosity's Drill Debut

January 15, 2013

NASA Mars Rover Preparing to Drill Into First Martian Rock

NASA's Mars rover Curiosity is driving toward a flat rock with pale veins that may hold clues to a wet history on the Red Planet.

Read more

 
This still image is from an animation that re-creates the final descent of ESA's Huygens probe as it landed on Titan on Jan.

January 14, 2013

When Huygens Met Titan

A new animation celebrates the 8th anniversary of the European Space Agency's Huygens probe landing on Saturn's moon Titan. It was delivered there by NASA's Cassini spacecraft.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

January 14, 2013

NASA Hosts Jan. 15 Telecon About Mars Rover Progress

NASA hosts a media teleconference at 10 a.m. PST (1 p.m. EST) on Tuesday, Jan. 15, to provide an update about the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Asteroid Apophis was discovered on June 19, 2004.

January 10, 2013

NASA Rules Out Earth Impact in 2036 for Asteroid Apophis

NASA scientists at the agency's Jet Propulsion Laboratory effectively have ruled out the possibility the asteroid Aphophis will impact Earth in 2036.

Read more

 
Herschel's Three-Color View of Asteroid Apophis

January 9, 2013

Herschel Spacecraft Eyes Asteroid Apophis

Scientists using the Herschel Space Observatory made new observations of asteroid Apophis as it approached Earth this past weekend.

Read more

 
Floating Ice on Titan Lakes?

January 8, 2013

Cassini Suggests Icing on a Lake

A new model by scientists working on NASA's Cassini mission finds that hydrocarbon ice might float on lakes on Saturn's largest moon.

Read more

 
First Use of Mars Rover Curiosity's Dust Removal Tool

January 7, 2013

NASA's Big Mars Rover Makes First Use of its Brush

NASA's Mars rover Curiosity has completed first-time use of a brush it carries to sweep dust off rocks.

Read more

 
'Snake River' Rock Feature Viewed by Curiosity Mars Rover

January 4, 2013

Curiosity Rover Explores 'Yellowknife Bay'

After imaging during the holidays, NASA's Mars rover Curiosity resumed driving Jan. 3 and pulled within arm's reach of a sinuous rock feature called "Snake River."

Read more

 
This composite-color view from NASA's Dawn mission shows Cornelia Crater, streaked with dark materials, on the giant asteroid Vesta.

January 3, 2013

Picture This: Vesta's Dark Materials in Dawn's View

A new study of images from NASA's Dawn mission examines remarkable, dark-as-coal material that speckles the surface of the giant asteroid Vesta.

Read more

 
The Curiosity Explorer Badge available on Foursquare

December 27, 2012

NASA Encourages Public to Explore Its Curiosity with New Rover-Themed Badge on Foursquare

NASA and the mobile application Foursquare have teamed up to help the public unlock its scientific curiosity with a new rover-themed Curiosity Explorer badge.

Read more

 
Majestic Saturn, in the Infrared

December 20, 2012

Cassini Instrument Learns New Tricks

NASA's Cassini spacecraft is using its visual and infrared mapping spectrometer for more than looking at hydrocarbons on Saturn's moon Titan and dirt in Saturn's rings.

Read more

 
Looking Back at Entry Into 'Yellowknife Bay'

December 18, 2012

Curiosity Rover Explores 'Yellowknife Bay'

The NASA Mars rover Curiosity this week is driving within a shallow depression called "Yellowknife Bay," providing information to help researchers choose a rock to drill.

Read more

 
A Splendor Seldom Seen

December 18, 2012

From Cassini for the Holidays: A Splendor Seldom Seen

Just in time for the holidays, NASA's Cassini spacecraft, in orbit around Saturn for more than eight years, has delivered another glorious view of the planet Saturn and its rings.

Read more

 
The final flight path for NASA's twin GRAIL mission spacecraft to impact the moon on Dec. 17.

December 17, 2012

NASA's GRAIL Lunar Impact Site Named for Astronaut Sally Ride

NASA has named the site where twin agency spacecraft impacted the moon Monday in honor of the late astronaut Sally K. Ride, who was America's first woman in space.

Read more

 
An artist's depiction of the GRAIL twins (Ebb and Flow) in lunar orbit.

December 17, 2012

NASA GRAIL Twins Complete Their Moon Impact

Engineers at NASA's Jet Propulsion Laboratory have received confirmation that the twin GRAIL spacecraft have completed their planned impact into the moon.

Read more

 
As the GRAIL twins (Ebb and Flow) fly over areas of greater and lesser gravity at 3,600 mph

December 14, 2012

Rocket Burn Sets Stage for Dynamic Moon Duos' Lunar Impact

The lunar twins of NASA's Gravity Recovery and Interior Laboratory (GRAIL) mission have each completed a rocket burn that has sealed their fate.

Read more

 
Last Flight for GRAIL's Twin Spacecraft

December 14, 2012

NASA to Provide Commentary as Grail Moon Mission Ends

NASA will provide live commentary of the scheduled lunar surface impacts of its twin Gravity Recovery and Interior Laboratory (GRAIL) spacecraft beginning at 2 p.m. PST (5 p.m. EST) Monday, Dec. 17.

Read more

 
Radar imagery of asteroid Toutatis taken by NASA's Goldstone Solar System Radar on Dec. 12 and 13, 2012.

December 14, 2012

Asteroid Toutatis Slowly Tumbles by Earth

Scientists have generated a series of radar data images of a three-mile-long (4.8-kilometer) asteroid that made its closest approach to Earth on Dec. 12, 2012.

Read more

 
Last Flight for GRAIL's Twin Spacecraft

December 13, 2012

NASA Probes Prepare for Mission-Ending Moon Impact

Twin NASA spacecraft that spent this year studying the moon's internal structure and composition are being prepared for a controlled descent and impact on the moon on Dec. 17.

Read more

 
On Dec. 14, 1962, NASA's Mariner 2 spacecraft sailed close to Venus

December 12, 2012

NASA Celebrates 50 Years of Planetary Exploration

Fifty years ago, NASA's Mariner 2 spacecraft sailed close to the planet Venus, marking the first time any spacecraft had ever successfully made a close-up study of another planet.

Read more

 
Titan's Nile-Like River Valley

December 12, 2012

Cassini Spots Mini Nile River on Saturn Moon

Scientists with NASA's Cassini mission have spotted what appears to be a miniature, extraterrestrial likeness of the Nile River.

Read more

 
Curiosity Self-Portrait, Wide View

December 11, 2012

Mars Rover Self-Portrait Shoot Uses Arm Choreography

A self-portrait of the NASA Mars Rover Curiosity stitches together dozens of images by the camera at the end of the rover's arm.

Read more

 
Layered Martian Outcrop 'Shaler' in 'Glenelg' Area

December 11, 2012

Curiosity Rover Nearing Yellowknife Bay

The NASA Mars rover Curiosity drove 63 feet (19 meters) northeastward Monday, Dec. 10, approaching an area called "Yellowknife Bay," where researchers will choose a rock to drill.

Read more

 
Artist concept of GRAIL mission. Grail will fly twin spacecraft in tandem orbits around the moon to measure its gravity field in unprecedented detail.

December 10, 2012

NASA hosts Dec. 13 Telecon on Twin Probes' Mission-Ending Moon Impact

NASA hosts a media teleconference at 10:30 a.m. PST (1:30 p.m. EST) Thurs., Dec. 13, to provide an overview of events leading up to twin spacecraft to impact the moon's surface.

Read more

 
Sinuous Gullies in Cornelia Crater

December 6, 2012

What is Creating Gullies on Vesta?

Something is forming intriguing gullies on the giant asteroid Vesta. Scientists with NASA's Dawn mission are trying to figure out what could be creating these features.

Read more

 
Impact Scars from MSL Cruise Stage and Two Balance Weights

December 5, 2012

Orbiter Spies Where Rover's Cruise Stage Hit Mars

Pictures from NASA's Mars Reconnaissance Orbiter show scars on the surface of the Red Planet where discarded pieces of the Mars Science Laboratory spacecraft hit the ground.

Read more

 
GRAIL's Gravity Tour of the Moon

December 5, 2012

NASA's GRAIL Creates Most Accurate Moon Gravity Map

Twin NASA probes orbiting Earth's moon have generated the highest resolution gravity field map of any celestial body.

Read more

 
Evidence suggests flowing water formed the rivers and gullies on the Mars surface

December 4, 2012

New NASA Mars Rover to Launch in 2020

NASA has announced plans for a robust multi-year Mars program, including a new robotic science rover set to launch in 2020.

Read more

 
Opportunity Rover's Fall 2012 Walkabout

December 4, 2012

NASA Opportunity Rover Finishes Walkabout on Mars Crater Rim

The latest work assignment for NASA's long-lived Mars rover Opportunity is a further examination of an area where the robot just completed a walkabout.

Read more

 
This still image and set of animations show NASA's Voyager 1 spacecraft exploring a new region in our solar system called the 'magnetic highway.'

December 3, 2012

NASA Voyager 1 Encounters New Region in Deep Space

NASA's Voyager 1 spacecraft has entered a new region at the far reaches of our solar system that scientists feel is the final area the spacecraft has to cross before reaching interstellar space.

Read more

 
This is a view of the third (left) and fourth (right) trenches made by the 1.6-inch-wide (4-centimeter-wide) scoop on NASA's Mars rover Curiosity in October 2012.

December 3, 2012

NASA Mars Rover Fully Analyzes First Soil Samples

NASA's Mars Curiosity rover has used its full array of instruments to analyze Martian soil for the first time, and found a complex chemistry within the Martian soil.

Read more

 
Artist's concept of NASA's Voyager spacecraft. Image credit: NASA/JPL-Caltech

November 29, 2012

NASA to Host Dec. 3 Teleconference About Voyager Mission

NASA will host a media teleconference at 11 a.m. PST (2 p.m. EST) on Monday, Dec. 3, to discuss the latest findings and travels of NASA's Voyager 1 spacecraft.

Read more

 
Mercury's North Polar Region Acquired By The Arecibo Observatory

November 29, 2012

NASA Spacecraft Finds New Mercury Water Ice Evidence

NASA's MESSENGER mission finds compelling support for the hypothesis of abundant water ice and other frozen volatile materials in Mercury's permanently shadowed polar craters.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

November 29, 2012

Update Set in San Francisco About Curiosity Mars Rover

The next news conference about the NASA Mars rover Curiosity will be held at 9 a.m. Monday, Dec. 3, in San Francisco at the Fall Meeting of the American Geophysical Union (AGU).

Read more

 
Peering into the Storm

November 28, 2012

Swirling Storms on Saturn

NASA's Cassini spots roiling storm clouds and a swirling vortex at Saturn's north pole.

Read more

 
Titan's Changing Seasons

November 28, 2012

NASA's Cassini Sees Abrupt Turn in Titan's Atmosphere

Data from NASA's Cassini spacecraft tie a shift in seasonal sunlight to a wholesale reversal, at unexpected altitudes, in the circulation of the atmosphere of Titan.

Read more

 
Regional Dust Storm Weakening, Nov. 25, 2012

November 27, 2012

Regional Dust Storm Dissipating

A regional dust storm on Mars, tracked from orbit since Nov. 10, appears to be abating rather than going global.

Read more

 
Nine Views of Asteroid PA8

November 26, 2012

Nine Radar Images of Asteroid 2007 PA8

Images of asteroid 2007 PA8 have been generated with data collected by NASA's Goldstone Solar System Radar.

Read more

 
Panoramic View From 'Rocknest' Position of Curiosity Mars Rover

November 26, 2012

One Year After Launch, Curiosity Rover Busy on Mars

NASA's Mars Science Laboratory Mission launched a year ago today, putting the rover Curiosity on its way to Gale Crater, where it has been working for 16 weeks.

Read more

 
Pac-Man-like features on Saturn's moons Tethys and Mimas

November 26, 2012

Cassini Finds a Video Gamers' Paradise at Saturn

NASA's Cassini spacecraft spots another 'Pac-Man'-shaped feature, this time on Saturn's moon Tethys.

Read more

 
Martian Dust Storm, Nov. 18, 2012

November 21, 2012

Spacecraft Monitoring Martian Dust Storm

A Martian dust storm that NASA's Mars Reconnaissance Orbiter has been tracking since last week has also produced atmospheric changes detectable by rovers on Mars.

Read more

 
Post-Drive View on Curiosity's Sol 102

November 20, 2012

Curiosity Rover Preparing for Thanksgiving Activities

NASA's Mars rover Curiosity completed a touch-and-go inspection of one rock on Sunday, Nov. 18, then pivoted and, on the same day, drove toward a Thanksgiving overlook location.

Read more

 
Five Bites Into Mars

November 15, 2012

NASA Rover Providing New Weather and Radiation Data About Mars

Observations of wind patterns and natural radiation patterns on Mars by NASA's Curiosity rover are helping scientists better understand the environment on the Red Planet's surface.

Read more

 
An Exploded Star's Remains and Its Murky Environment

November 14, 2012

Life and Death in a Star-Forming Cloud

New stars can be seen bubbling up around the remains of a dramatic stellar explosion in this new portrait from two space telescopes.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

November 13, 2012

NASA Hosts Nov. 15 Telecon About Mars Rover Progress

NASA will host a media teleconference at 11 a.m. PST (2 p.m. EST) on Thursday, Nov. 15, to provide an update about the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Inlet Covers for Sample Analysis at Mars

November 13, 2012

Rover's 'SAM' Lab Instrument Suite Tastes Soil

A pinch of fine sand and dust became the first solid Martian sample deposited into the biggest instrument on NASA's Mars rover Curiosity: the Sample Analysis at Mars, or SAM.

Read more

 
Odyssey over Mars' South Pole

November 12, 2012

Long-Lived Orbiter Resumes Work With Fresh Equipment

The NASA Mars Odyssey orbiter has resumed duty after switching to a set of redundant equipment that had not be used since before the spacecraft's 2001 launch.

Read more

 
A new interactive timeline of NASA's Cassini mission at Saturn

November 9, 2012

A Scroll Through Memory Lane With Cassini

A new, interactive version of a timeline of NASA's Cassini mission to Saturn is now available online.

Read more

 
High-Resolution Self-Portrait by Curiosity Rover Arm Camera

November 6, 2012

Curiosity Team Switches Back to Earth Time

After three months working on "Mars time," the team operating NASA Mars rover Curiosity has switched to more regular hours, as planned.

Read more

 
This composite image of asteroid 2007 PA8 was obtained using data taken by NASA's 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone

November 5, 2012

NASA Radar Images Asteroid 2007 PA8

Scientists working with NASA's 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, Calif., have obtained several radar images depicting near-Earth asteroid 2007 PA8.

Read more

 
Comet 168P-Hergenrother was imaged by the NOAO/Gemini telescope on Nov. 2, 2011 at about 6 a.m. UTC.

November 2, 2012

Scientists Monitor Comet Breakup

Comet 168P/Hergenrother is breaking up, right before our very eyes.

Read more

 
Shooting Lasers

November 2, 2012

NASA Rover Finds Clues to Changes in Mars' Atmosphere

NASA's car-sized rover, Curiosity, has taken significant steps toward understanding how Mars may have lost much of its original atmosphere.

Read more

 
NASA's Mars Odyssey spacecraft passes above Mars' south pole in this artist's concept.

November 1, 2012

Mars Longevity Champ Switching Computers

NASA's Mars Odyssey orbiter, already the longest-working spacecraft ever sent to Mars, will switch equipment next week that has not been used since before launch in 2001.

Read more

 
Glowing Titan

October 31, 2012

Cassini Halloween Treat: Titan Glows in the Dark

NASA's Cassini spacecraft sees dim, unexplained light diffusing up through the atmosphere of Saturn's largest moon.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

October 31, 2012

NASA Hosts Nov. 2 Teleconference About Mars Rover Progress

NASA will host a media teleconference at 10 a.m. PDT (1 p.m. EDT) on Friday, Nov. 2, to provide an update on Curiosity's studies of the Martian atmosphere.

Read more

 
Canuleia, Up Close

October 31, 2012

Dawn Sees 'Young' Surface on Giant Asteroid

Like a Hollywood starlet constantly retouching her makeup, the giant asteroid Vesta is constantly stirring its outermost layer to present a young face.

Read more

 
This graphic shows results of the first analysis of Martian soil by the Chemistry and Mineralogy (CheMin) experiment on NASA's Curiosity rover.

October 30, 2012

NASA Rover's First Soil Studies Help Fingerprint Martian Minerals

NASA's Mars rover Curiosity has completed initial experiments showing the mineralogy of Martian soil is similar to weathered basaltic soils of volcanic origin in Hawaii.

Read more

 
Rock 'Et-Then' Near Curiosity, Sol 82

October 29, 2012

Continuing Work With Scoops at 'Rocknest'

NASA's Mars Rover Curiosity on Sol 82 (Oct. 29, 2012) photographed diverse rocks in the "Rocknest" area and prepared for overnight soil sample analysis.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

October 26, 2012

NASA Oct. 30 Telecon About Mars Curiosity Progress

NASA will host a media teleconference at 11:30 a.m. PDT (2:30 p.m. EDT) on Tuesday, Oct. 30, to provide an update about the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Scooped Material on Rover's Observation Tray

October 25, 2012

Assessing Drop-Off to Mars Rover's Observation Tray

NASA's Mars rover Curiosity used its Mast Camera (Mastcam) during the mission's 78th sol (Oct. 24, 2012) to view soil material on the rover's observation tray.

Read more

 
These red, orange and green clouds (false color) in Saturn's northern hemisphere indicate the tail end of a  massive storm

October 25, 2012

NASA's Cassini Sees Burp at Saturn After Large Storm

NASA's Cassini spacecraft has tracked the aftermath of a rare massive storm on Saturn.

Read more

 
Laser Hit on Martian Sand Target, Before and After

October 22, 2012

Curiosity Rover Collects Fourth Scoop of Martian Soil

NASA's rover Curiosity shook a scoopful of sand inside its sample-handling mechanism on Sol 75 (Oct. 21, 2012) as the third scrubbing of interior surfaces of the mechanism.

Read more

 
Curiosity's First Three Bites Into Martian Ground

October 18, 2012

Mars Soil Sample Delivered for Analysis Inside Rover

NASA's Mars rover Curiosity has ingested its first solid sample into an analytical instrument inside the rover, a capability at the core of the two-year mission.

Read more

 
Global Upheaval at Jupiter

October 17, 2012

Jupiter: Turmoil from Below, Battering from Above

NASA scientists are observing Jupiter's appearance - its clouds, belts, hotspots, fireballs - change in unprecedented ways.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover

October 16, 2012

NASA to Host Mars Curiosity Rover Teleconference Oct. 18

NASA will host a media teleconference at noon PDT (3 p.m. EDT) on Thursday, Oct. 18, about the latest status of the Curiosity rover's mission to Mars.

Read more

 
NASA's Cassini spacecraft obtained this image of a feature shaped like a hot cross bun in the northern region of Titan (left) that bears a striking resemblance to a similar feature on Venus (right).

October 16, 2012

What's Baking on Titan?

NASA's Cassini spacecraft spots curious surface features on Saturn's largest moon, including a "hot-cross bun" and outlines of vast southern seas.

Read more

 
This illustrated timeline features milestones in the journey of NASA's Cassini spacecraft. Scroll up to launch Cassini's voyage.

October 15, 2012

A Long and Winding Road: Cassini Celebrates 15 Years

It's been 3.8 billion miles and a trunk full of memories for NASA's Cassini spacecraft, launched 15 years ago today.

Read more

 
Bright Particle of Martian Origin in Scoop Hole

October 15, 2012

Rover's Second Scoop Discarded, Third Scoop Commanded

Commands will be sent to Curiosity today instructing the rover to collect a third scoop of soil from the "Rocknest" site of windblown Martian sand and dust.

Read more

 
Trojan Colors Revealed (Artist's Concept)

October 15, 2012

NASA's WISE Colors in Unknowns on Jupiter Asteroids

Observations from NASA's WISE all-sky survey reveal new clues about Jovian Trojans, mysterious asteroids that orbit in front of and behind Jupiter in its path around the sun.

Read more

 
Curiosity's Location During First Scooping

October 12, 2012

Curiosity Preparing for Second Scoop

On Sol 65 (Oct. 11, 2012) of the Mars Science Laboratory mission, NASA's Mars rover Curiosity completed several activities in preparation for collecting its second scoop of soil.

Read more

 
Ready for Battle... Mountain

October 12, 2012

How to Hunt a Space Rock

A team of scientists from JPL needed some space. When a large fireball turned night into day over Battle Mountain, Nev. they knew they had their chance.

Read more

 
Target: Jake Matijevic Rock

October 11, 2012

Mars Rock Touched by NASA Curiosity has Surprises

The first Martian rock NASA's Curiosity rover has reached out to touch presents a more varied composition than expected from previous missions.

Read more

 
Artist concept showing the descent and landing of Huygens.

October 11, 2012

Bounce, Skid, Wobble: How Huygens Landed on Titan

New analysis of data from the Huygens probe shows a complex surface.

Read more

 
First Scoop by Curiosity, Sol 61 Views

October 10, 2012

Work Resumes with First Scooped Sample

The team operating Curiosity decided on Oct. 9, 2012, to proceed with using the rover's first scoop of Martian material.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

October 9, 2012

NASA Hosts Teleconference About Mars Rover Progress

NASA will host a media teleconference at 11 a.m. PDT (2 p.m. EDT) on Thursday, Oct. 11, to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Voyager Team Receives Award

October 8, 2012

NASA's Voyager Receives 'Breakthrough Award'

With two spacecraft on the cusp of interstellar space, NASA's Voyager mission is honored by Popular Mechanics.

Read more

 
Artist's concept of the Deep Impact spacecraft

October 4, 2012

Deep Impact Spacecraft Completes Rocket Burn

NASA's Deep Impact spacecraft completed a firing of its onboard rocket motors earlier today.

Read more

 
Wheel Scuff Mark at 'Rocknest'

October 4, 2012

NASA Mars Curiosity Rover Prepares to Study Martian Soil

NASA's Curiosity rover is in a position on Mars where scientists and engineers can begin preparing the rover to take its first scoop of soil for analysis.

Read more

 
Curiosity - Robot Geologist and Chemist in One!

October 3, 2012

NASA's Curiosity Rover Checks In on Mars Using Foursquare

NASA's Curiosity Mars rover checked in on Mars Wednesday using the mobile application Foursquare.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

October 2, 2012

NASA Hosts Teleconference About Mars Curiosity Rover Progress

NASA will host a media teleconference at 11 a.m. PDT (2 p.m. EDT) on Thursday, Oct. 4, to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Opportunity Eyes Rock Fins on Cape York, Sol 3058

September 28, 2012

Mars Rover Opportunity Working at 'Matijevic Hill'

NASA's Mars rover Opportunity, well into its ninth year on Mars, will work for the next several weeks or months at a site with some of the mission's most intriguing geological features.

Read more

 
Remnants of Ancient Streambed on Mars

September 27, 2012

NASA Rover Finds Old Streambed on Martian Surface

Scientists are studying the images of stones cemented into a layer of conglomerate rock.

Read more

 
This full view of the giant asteroid Vesta was taken by NASA's Dawn spacecraft

September 26, 2012

Giant Asteroid's Troughs Suggest Stunted Planet

Data from NASA's Dawn spacecraft suggest troughs sculpted around Vesta's middle are likely dropped blocks of terrain bounded by faults.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

September 26, 2012

NASA to Televise Mars Curiosity Rover Science Update Sept. 27

NASA will host a news conference at 11 a.m. PDT (2 p.m. EDT) Thursday, Sept. 27, to present science findings from the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Map of Hydrated Minerals on Vesta

September 26, 2012

Dawn: Vesta Got Special Delivery of Hydrated Minerals

Observations by NASA's Dawn mission suggest that hydrated minerals were delivered to Vesta in a radically different way than how they were deposited on the moon.

Read more

 
This image combines photographs taken by the Mars Hand Lens Imager

September 24, 2012

Curiosity Finishes Close Inspection of Rock Target

NASA's rover Curiosity touched a Martian rock with its robotic arm for the first time on Sept. 22, assessing what chemical elements are in the rock called "Jake Matijevic."

Read more

 
Most Spectacularly Preserved Pitted Terrain on Vesta

September 20, 2012

Dawn Sees Hydrated Minerals on Giant Asteroid

NASA's Dawn spacecraft has revealed that the giant asteroid Vesta has its own version of ring around the collar.

Read more

 
'Jake Matijevic' Contact Target for Curiosity

September 19, 2012

NASA Mars Rover Targets Unusual Rock Enroute to First Destination

NASA's Mars rover Curiosity has driven up to a football-size rock that will be the first for the rover's arm to examine.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

September 18, 2012

JPL to Stream Mars Curiosity Telecon

NASA will host a media teleconference at 11 a.m. PDT (2 p.m. EDT) tomorrow (Wednesday, Sept. 19), to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Juno Main Engine Firing

September 17, 2012

Juno's Two Deep Space Maneuvers are 'Back-To-Back Home Runs'

NASA's Juno spacecraft successfully executed a second Deep Space Maneuver, called DSM-2 last Friday, Sept. 14.

Read more

 
Puzzling Little Martian Spheres That Don't Taste Like 'Blueberries'

September 14, 2012

NASA Mars Rover Opportunity Reveals Geological Mystery

NASA's long-lived rover Opportunity has returned an image of the Martian surface that is puzzling researchers.

Read more

 
Say 'Ahh' on Mars

September 12, 2012

Mars Rover Curiosity Arm Tests Nearly Complete

NASA's Mars Curiosity team has almost finished robotic arm tests in preparation for the rover to touch and examine its first Martian rock.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

September 11, 2012

JPL to Stream Mars Curiosity Telecon and Lecture

NASA will host a media teleconference at 11 a.m. PDT (2 p.m. EDT) tomorrow (Wednesday, Sept. 12), to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Carbon-Dioxide Snowfall on Mars

September 11, 2012

NASA Observations Point to 'Dry Ice' Snowfall on Mars

NASA's Mars Reconnaissance Orbiter data have given scientists the clearest evidence yet of carbon-dioxide snowfalls on Mars.

Read more

 
As NASA's Dawn spacecraft takes off for its next destination

September 11, 2012

Vesta in Dawn's Rear View Mirror

NASA's Dawn mission is releasing two parting views of the giant asteroid Vesta, using some of the last images taken by the spacecraft as it departed Vesta.

Read more

 
Panorama of Curiosity's Belly Check

September 10, 2012

NASA Mars Rover Curiosity's Arm Wields Camera Well

The camera at the end of the robotic arm on NASA's Mars rover Curiosity spent a busy weekend taking photos from several arm positions.

Read more

 
Opportunity Eyes Rock Fins on Cape York, Sol 3058

September 7, 2012

NASA Mars Exploration Rover Team to be Honored

The mission team for NASA's long-lived Mars Exploration Rovers Spirit and Opportunity will be awarded the Haley Space Flight Award.

Read more

 
Camera on Curiosity's Arm as Seen by Camera on Mast

September 6, 2012

NASA Mars Rover Curiosity Begins Arm-Work Phase

After driving more than a football field's length since landing, NASA's Mars rover Curiosity is spending several days preparing for full use of the tools on its arm.

Read more

 
Listening to Voyager Tales

September 5, 2012

Cheers, Voyager: 35 Years of Exploration

Thirty-five years ago today, NASA's Voyager 1 spacecraft launched on its mission of exploration. JPL hosted a birthday party in its honor.

Read more

 
A Last Look Back at Vesta

September 5, 2012

Dawn has Departed the Giant Asteroid Vesta

Mission controllers received confirmation today that NASA's Dawn spacecraft has escaped from the gentle gravitational grip of the giant asteroid Vesta.

Read more

 
Mars Rover Curiosity in Artist's Concept, Close-up

September 5, 2012

NASA to Host Telecon About Curiosity Rover Progress

NASA will host a media teleconference at 10 a.m. PDT (1 p.m. EDT) on Thursday, Sept. 6, to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Artist concept of GRAIL mission.

August 31, 2012

NASA's GRAIL Moon Twins Begin Extended Mission Science

NASA's twin, lunar-orbiting Gravity Recovery and Interior Laboratory (GRAIL) spacecraft began data collection for the start of the mission's extended operations.

Read more

 
artist's concept of the Juno spacecraft

August 30, 2012

NASA's Jupiter-Bound Juno Changes its Orbit

NASA's Juno spacecraft performed its first deep-space maneuver in its journey to Jupiter, firing its engine to refine its trajectory for a future Earth gravity assist.

Read more

 
Artist's concept of Dawn and Vesta

August 30, 2012

NASA's Dawn Prepares for Trek Toward Dwarf Planet

NASA's Dawn spacecraft is on track to become the first probe to orbit and study two distant destinations, to help scientists answer questions about the formation of our solar system.

Read more

 
Martian Soil on Curiosity's Wheels After Sol 22 Drive

August 29, 2012

NASA Curiosity Rover Begins Eastbound Trek on Martian Surface

NASA's Mars rover Curiosity has set off from its landing vicinity on a trek to a science destination about a quarter mile (400 meters) away, where it may begin using its drill.

Read more

 
Colorful Colossuses and Changing Hues

August 29, 2012

Saturn and its Largest Moon Reflect Their True Colors

Posing for portraits for NASA's Cassini spacecraft, Saturn and its largest moon, Titan, show spectacular colors in a quartet of images being released today.

Read more

 
Curiosity Leaves Its Mark

August 29, 2012

Rover Leaves Tracks in Morse Code

A Morse code pattern imprinted in the track marks of NASA's Curiosity will help the rover drive more accurately.

Read more

 
will.i.am tweets after his song is beamed from NASA's Mars rover Curiosity back to Earth

August 28, 2012

Curiosity Rover Plays First Song Transmitted from Another Planet

For the first time in history, a recorded song has been beamed back to Earth from another planet.

Read more

 
NASA Administrator Charles Bolden

August 27, 2012

First Recorded Voice from Mars

The following statement by NASA Administrator Charles Bolden was returned to Earth via the Mars Curiosity rover.

Read more

 
Layers at the Base of Mount Sharp

August 27, 2012

NASA Rover Returns Voice and Telephoto Views from Mars

NASA's Mars Curiosity has debuted the first recorded human voice that traveled from Earth to another planet and back.

Read more

 
Curiosity rover's Panorama with Mount Sharp

August 24, 2012

NASA Announces Aug. 27 Mars News Conference

NASA will hold a televised news conference at 2 p.m. PDT (5 p.m.EDT), Monday, Aug. 27, at NASA's Jet Propulsion Laboratory in Pasadena, Calif., about the activities of its Curiosity rover mission on Mars.

Read more

 
This 360-degree panorama shows evidence of a successful first test drive for NASA's Curiosity rover

August 22, 2012

NASA Mars Rover Begins Driving at Bradbury Landing

NASA's Mars rover Curiosity has begun driving from its landing site, which scientists announced today they have named for the late author Ray Bradbury.

Read more

 
Part of the deck of NASA's Curiosity rover

August 21, 2012

NASA to Hold Televised Curiosity Rover Media Briefing Aug. 22

NASA will hold a televised news conference at 11:30 a.m. PDT (2:30 p.m. EDT) on Wednesday, Aug. 22, at the Jet Propulsion Laboratory in Pasadena, Calif., to update media on the progress of its Curiosity rover mission on Mars.

Read more

 
Wiggle in the Gravel

August 21, 2012

NASA's Curiosity Studies Mars Surroundings, Nears Drive

NASA's Mars rover Curiosity has been investigating the Martian weather around it and the soil beneath it, as its controllers prepare for the car-size vehicle's first drive on Mars.

Read more

 
The Entry, Descent and Landing War Room

August 21, 2012

First Words of Safe Landing on Mars - Tango Delta Nominal

The entry, descent and landing of NASA's new Mars rover was full of unknowns - including when was the right time to declare Curiosity safe and sound on the surface.

Read more

 
Artist's rendition of the formation of rocky bodies in the solar system

August 20, 2012

New Insight on Mars Expected from New NASA Mission

On Aug. 20, NASA announced the selection of InSight, a new Discovery-class mission that will probe Mars at new depths by looking into the deep interior of Mars.

Read more

 
Curiosity Extends Arm for First Time on Mars

August 20, 2012

Curiosity Stretches its Arm

NASA's Mars rover Curiosity flexed its robotic arm today for the first time since before launch in November 2011.

Read more

 
Artist rendition of the proposed InSight (Interior exploration using Seismic Investigations, Geodesy and Heat Transport) Lander.

August 20, 2012

New NASA Mission to Take First Look Deep Inside Mars

NASA has selected a new mission, set to launch in 2016, that will take the first look into the deep interior of Mars to study its evolution compared with other rocky planets.

Read more

 
Voyager 2 Launch

August 20, 2012

Voyager at 35: Break on Through to the Other Side

First of the Voyager spacecraft launched 35 years ago today.

Read more

 
Coronation, the fist target of the Curiosity rover's ChemCam instrument

August 19, 2012

Rover's Laser Instrument Zaps First Martian Rock

Today, NASA's Mars rover Curiosity fired its laser for the first time on Mars, using the beam from a science instrument to interrogate a rock called "Coronation."

Read more

 
Part of the deck of NASA's Curiosity rover

August 19, 2012

NASA Announces Curiosity Rover Media Events Schedule

NASA will host several media teleconferences and/or news conferences to provide Curiosity rover mission updates in the coming weeks.

Read more

 
Glenelg Intrigue

August 17, 2012

NASA Curiosity Team Pinpoints Site for First Drive

The scientists and engineers of NASA's Curiosity rover mission have selected the first driving destination for their one-ton, six-wheeled mobile Mars laboratory.

Read more

 
This full-resolution image shows part of the deck of NASA's Curiosity rover taken from one of the rover's Navigation cameras looking toward the back left of the rover.

August 16, 2012

NASA to Host Curiosity Rover Teleconference Aug. 17

NASA will host a media teleconference at 10:30 a.m. PDT (1:30 p.m. EDT), Friday, Aug. 17, to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
Curiosity in Exaggerated Color

August 14, 2012

Orbiter Views NASA's New Mars Rover in Color

The first color image taken from orbit showing NASA's rover Curiosity on Mars shows details of the layered bedrock in Gale Crater that the rover is starting to investigate.

Read more

 
This artist's concept shows NASA's Dawn spacecraft orbiting the giant asteroid Vesta.

August 13, 2012

Dawn Engineers Assess Reaction Wheel

Engineers are working on part of a system that helps the Dawn spacecraft point precisely. The rest of the spacecraft is otherwise healthy.

Read more

 
A Clear Look at the Rover Deck

August 13, 2012

NASA Hosts Teleconference About Curiosity Rover Progress

NASA will host a media teleconference at 10 a.m. PDT (1 p.m. EDT) on Tuesday, Aug. 14, to provide a status update on the Curiosity rover's mission to Mars' Gale Crater.

Read more

 
President Barack Obama talks on the phone with NASA's Curiosity Mars rover team

August 13, 2012

NASA Mars Rover Team Hears from President Obama

President Barack Obama called to congratulate members of NASA's Curiosity Mars rover team at the agency's Jet Propulsion Laboratory in Pasadena, Calif. Monday (Aug. 13).

Read more

 
First Hi-Res Color Mosaic of Curiosity's Mastcam Images

August 11, 2012

Curiosity Sends High-Resolution Color Images from Gale Crater

NASA's Curiosity rover has returned high-resolution color images of its surroundings on Mars that reveal a landscape not unlike portions of the southwestern United States.

Read more

 
Traces of Landing

August 10, 2012

NASA Curiosity Mars Rover Installing Smarts for Driving

NASA's Mars rover Curiosity will spend its first weekend on Mars transitioning to software better suited for tasks ahead, such as driving and using its strong robotic arm.

Read more

 
Gale Crater Vista, in Glorious Color

August 9, 2012

NASA's Curiosity Beams Back a Color 360 of Gale Crater

The first images from Curiosity's color Mast Camera, or Mastcam, have been received by scientists at NASA's Jet Propulsion Laboratory in Pasadena, Calif.

Read more

 
Artist's concept of Curiosity's entry, descent and landing

August 9, 2012

Timeline of Major Mission Events During Curiosity's Landing

Curiosity's Entry, Descent and Landing team has provided a timeline of critical mission events that occurred on the evening of Aug. 5 PDT (early on Aug. 6 EDT).

Read more

 
Rover's Self Portrait

August 8, 2012

First 360-Degree Panorama From NASA's Curiosity Mars Rover

Remarkable image sets from NASA's Curiosity rover and Mars Reconnaissance Orbiter are continuing to develop the story of Curiosity's landing and first days on Mars.

Read more

 
NASA's Mars Science Laboratory Image

August 7, 2012

Orbiter Images NASA's Martian Landscape Additions

Monday night, NASA's Mars Reconnaissance Orbiter imaged the Curiosity rover and the components that helped it survive its ordeal from space to its present location on Mars.

Read more

 
Curiosity's Heat Shield in View

August 6, 2012

New Mars Rover Beams Back Images Showing its Descent

Earlier today, just hours after NASA's Curiosity rover landed on Mars, a select group of images taken by the onboard Mars Descent Imager, or MARDI, were beamed back to Earth.

Read more

 
NASA's Curiosity rover and its parachute were spotted by NASA's Mars Reconnaissance Orbiter as Curiosity descended to the surface on Aug. 5 PDT (Aug. 6 EDT).

August 6, 2012

NASA's Curiosity Rover Caught in the Act of Landing

An image from the High Resolution Imaging Science Experiment (HiRISE) camera aboard NASA's Mars Reconnaissance Orbiter captured the Curiosity rover still connected to its 51-foot-wide (almost 16 meter) parachute as it descended towards its landing site at Gale Crater.

Read more

 
Curiosity's Early Views of Mars

August 6, 2012

NASA's New Mars Rover Sends Higher-Resolution Image

About two hours after landing on Mars and beaming back its first image, NASA's Curiosity rover transmitted a higher-resolution image of its new Martian home, Gale Crater.

Read more

 
This is one of the first images taken by NASA's Curiosity rover, which landed on Mars the evening of Aug. 5 PDT (morning of Aug. 6 EDT).

August 5, 2012

NASA Lands Car-Size Rover Beside Martian Mountain

NASA's most advanced Mars rover Curiosity has landed on the Red Planet.

Read more

 
artist's still shows how NASA's Curiosity rover will communicate with Earth

August 5, 2012

Curiosity Rover Just Hours from Mars Landing

NASA's Mars Science Laboratory spacecraft is healthy and right on course for a landing in several hours that will be one of the most difficult feats of robotic exploration ever attempted.

Read more

 
JPL's Mission Support Area (MSA), shown in this panorama

August 4, 2012

Explore A Room With a Mars View

New panorama gives viewers an inside look at the room where mission team members will guide NASA's Curiosity rover through its entry, descent and landing on Mars.

Read more

 
This artist's scoreboard displays a fictional game between Mars and Earth, with Mars in the lead.

August 4, 2012

Mars Tugging on Approaching NASA Rover Curiosity

The gravitational tug of Mars is now pulling NASA's car-size geochemistry laboratory, Curiosity, in for a suspenseful landing in less than 40 hours.

Read more

 
Seventeen Cameras on Curiosity

August 3, 2012

What to Expect When Curiosity Starts Snapping Pictures

Unlike a group of tourists just arriving on Mars, NASA's Curiosity rover will take a more careful approach to snapping its first images.

Read more

 
Voyager 2 to Switch to Backup Thruster Set

August 3, 2012

Signs Changing Fast for Voyager at Solar System Edge

The pace of changes quicken at the boundary of interstellar space.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars' past or present ability to sustain microbial life.

August 2, 2012

Newest NASA Mars Mission Connects Past and Future

NASA's newest Mars mission, landing in three days, will draw on support from missions sent to Mars years ago and will contribute to missions envisioned for future decades.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover along with an illustrated astronaut bird.

August 2, 2012

NASA Hosts Social Media Events Across Seven Agency Field Centers

NASA's social media followers at seven field centers will virtually come together at a NASA Social on Friday, Aug. 3, to preview the landing of the the Curiosity rover.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars' past or present ability to sustain microbial life.

July 30, 2012

NASA Announces News Activities for Mars Landing

The public is invited to tune in for a series of news briefings from NASA's Jet Propulsion Laboratory in Pasadena, Calif., for the upcoming landing of NASA's Curiosity rover on Mars.

Read more

 
This is an artist's concept of NASA's Mars Science Laboratory spacecraft during its cruise phase between launch and final approach to Mars.

July 28, 2012

Curiosity Rover on Track for Early August Landing

Eight days before reaching Mars, NASA's Mars Science Laboratory spacecraft performed a flight-path adjustment scheduled more than nine months ago.

Read more

 
Artist's concept of NASA's Mars Odyssey spacecraft passing above Mars' south pole

July 24, 2012

Mars Orbiter Repositioned to Phone Home Mars Landing

NASA's Mars Odyssey spacecraft has successfully adjusted its orbital location to be in a better position to provide prompt confirmation of the August landing of the Curiosity rover.

Read more

 
Image Credit: NASA/JPL-Caltech/SSI

July 18, 2012

Cassini Spots Daytime Lightning on Saturn

Saturn was playing the lightning storm blues. NASA's Cassini spacecraft has captured images of last year's storm on Saturn, the largest storm seen up-close at the planet, with bluish spots in the middle of swirling clouds.

Read more

 
An artist's view of a Pioneer spacecraft heading into interstellar space.

July 17, 2012

Study Finds Heat is Source of 'Pioneer Anomaly'

Analysis shows the slight, but detectable effect of heat pushing back on NASA's Pioneer 10 and 11 explains unexpected slowing of the spacecraft.

Read more

 
Interactive games featuring NASA's Mars rover Curiosity

July 16, 2012

Follow Your Curiosity: Some New Ways to Explore Mars

A "virtual rover experience" and a body-action video game are among the options for public participation in NASA's Mars Science Laboratory mission.

Read more

 
The area where NASA's Curiosity rover will land on Mars Aug. 5, 2012

July 16, 2012

NASA's Car-Sized Rover Nears Daring Landing on Mars

NASA's most advanced planetary rover is on a precise course for an early August landing beside a Martian mountain to begin two years of unprecedented scientific detective work.

Read more

 
NASA's Mars Odyssey spacecraft passes above Mars' south pole in this artist's concept illustration.

July 13, 2012

Orbiter Enters, Then Exits, Standby Safe Mode

NASA's Mars Odyssey orbiter experienced about 21 hours in a reduced-activity precautionary status ending at about 10 a.m. PDT (1 p.m. EDT) on Thursday, July 12.

Read more

 
The Mars rover Curiosity is projected in 3-D using a new NASA app for iPad

July 11, 2012

NASA 3-D App Gives Public Ability to Experience Robotic Space Travel

A NASA-created application that brings some of the agency's robotic spacecraft to life in 3-D now is available for free on the iPhone and iPad.

Read more

 
Artist's concept of the Mars rover Curiosity

July 11, 2012

NASA News Conference to Preview August Mars Rover Landing

NASA will hold a news conference at 10 a.m. PDT (1 p.m. EDT) Monday, July 16, to discuss the upcoming August landing of the most advanced robot ever sent to another world.

Read more

 
True color image of Titan

July 10, 2012

The Titanian Seasons Turn, Turn, Turn

Images from NASA's Cassini spacecraft show a concentration of high-altitude haze and a vortex materializing at the south pole of Saturn's moon Titan, signs that the seasons are turning on Saturn's largest moon.

Read more

 
Three Cassini images show a propeller-shaped structure created by an unseen moon in Saturn's A ring

July 9, 2012

Saturn's Rings are Back

NASA's Cassini spacecraft has changed its orbit so it can see Saturn's rings again. How did it do this?

Read more

 
'Greeley Panorama' from Opportunity's Fifth Martian Winter (False Color)

July 5, 2012

Mars Panorama: Next Best Thing to Being There

A 360-degree view combining 817 separate images displays features that surrounded NASA's Mars rover Opportunity during a four-month winter work campaign.

Read more

 
The Curiosity rover and its sky crane separate from the back which helped protect both during entry in the Martian atmosphere.

July 2, 2012

Fireworks Over Mars: The Spirit of 76 Pyrotechnics

Seventy-six pyrotechnic devices must fire on time during the descent of Mars Science Laboratory to the Martian surface on August 5.

Read more

 
Inside Titan

June 28, 2012

Cassini Finds Likely Subsurface Ocean on Saturn Moon

Data from NASA's Cassini spacecraft have revealed Saturn's moon Titan likely harbors a layer of liquid water under its ice shell.

Read more

 
NASA's Mars Odyssey spacecraft passes above Mars' south pole in this artist's concept illustration.

June 27, 2012

Longest-Lived Mars Orbiter is Back in Service

NASA's Mars Odyssey orbiter has resumed its science observations and its role as a Mars rover's relay, thanks to a spare part that had been waiting 11 years to be put to use.

Read more

 
Curiosity - Robot Geologist and Chemist in One!

June 26, 2012

Curiosity Rover on Track for Early August Landing

A maneuver on Tuesday adjusted the flight path of NASA's Mars Science Laboratory spacecraft for delivering the rover Curiosity to a landing target beside a Martian mountain.

Read more

 
Strong Jet in False Colors

June 25, 2012

Cassini Shows Why Jet Streams Cross-Cut Saturn

Scientists studying images from NASA's Cassini spacecraft have found that heat from within the planet powers the jet streams.

Read more

 
NASA's Mars Odyssey spacecraft passes above Mars' south pole in this artist's concept illustration.

June 19, 2012

Orbiter Out of Precautionary 'Safe Mode'

NASA's Mars Odyssey orbiter has been taken out of a protective status called safe mode.

Read more

 
Orbit and current location of asteroid 2011 AG5

June 15, 2012

NASA Releases Workshop Data and Findings on Asteroid 2011 AG5

Researchers anticipate that asteroid 2011 AG5, discovered in January 2011, will fly safely past and not impact Earth in 2040.

Read more

 
This artist's concept shows NASA's two Voyager spacecraft exploring a turbulent region of space known as the heliosheath, the outer shell of the bubble of charged particles around our sun.

June 14, 2012

Data From NASA's Voyager 1 Point to Interstellar Future

New data from NASA's Voyager 1 indicate that the spacecraft is drawing ever closer to exiting our solar system and entering interstellar space.

Read more

 
NASA's Mars Odyssey spacecraft passes above Mars' south pole in this artist's concept illustration.

June 14, 2012

Test of Spare Wheel Puts Orbiter on Path to Recovery

Mission controllers test a spare reaction wheel on NASA's Odyssey for potential use with two other reaction wheels in adjusting and maintaining the spacecraft's orientation.

Read more

 
This artist's concept shows NASA's Dawn spacecraft orbiting the giant asteroid Vesta.

June 14, 2012

Dawn Easing into its Final Science Orbit

NASA's Dawn spacecraft will begin its final prime science phase at Vesta on June 15.

Read more

 
Saturn's rings lie in the distance as the Cassini spacecraft looks toward Titan

June 13, 2012

Cassini Sees Tropical Lakes on Saturn Moon

NASA's Cassini spacecraft has spied long-standing methane lakes, or puddles, in the "tropics" of Saturn's moon Titan.

Read more

 
Revised Landing Target for Mars Rover Curiosity

June 11, 2012

NASA Mars Rover Team Aims for Landing Closer to Prime Science Site

NASA has narrowed the target for its most advanced Mars rover, Curiosity, which will land on the Red Planet in August.

Read more

 
Thermal emission from erupting volcanoes on the jovian moon

June 8, 2012

Mapping Volcanic Heat on Io

A new study reveals information about the pattern of heat coming from volcanoes on the surface of Jupiter's fiery moon Io.

Read more

 
Artist concept of Odyssey.

June 8, 2012

Orbiter Puts Itself into Standby Safe Mode

NASA's Mars Odyssey orbiter put itself into precautionary standby status June 8 Universal Time, when it detected unexpected characteristics in movement of one reaction wheel.

Read more

 
Curiosity - Robot Geologist and Chemist in One!

June 7, 2012

NASA Hosts Telecon About Rover en Route to Mars Landing

NASA will host a media telecon on June 11 to provide a status update on the Aug. 5 landing of the most advanced rover ever to be sent to Mars.

Read more

 
Artist concept of Cassini spacecraft. Image credit: NASA/JPL

June 6, 2012

Cassini Plasma Spectrometer Turns Off

The Cassini plasma spectrometer instrument (CAPS) aboard NASA's Cassini spacecraft was turned off between Friday, June 1 and Saturday, June 2, when a circuit breaker tripped off after the instrument experienced some unexpected voltage shifts.

Read more

 
These infrared and visible light images have been combined and represented in colors that highlight the nature of the minerals on Vesta's surface

June 6, 2012

Dawn Mission Video Shows Vesta's Coat of Many Colors

A new video from NASA's Dawn mission reveals the dappled, variegated surface of the giant asteroid Vesta.

Read more

 
Artist concept of lightning on Venus. Image credit: ESA

May 31, 2012

Venus, a Planetary Portrait of Inner Beauty

A Venus transit across the face of the sun is a relatively rare event -- occurring in pairs with more than a century separating each pair.

Read more

 
Jet Blue

May 31, 2012

Enceladus Plume is a New Kind of Plasma Laboratory

Recent findings from NASA's Cassini mission reveal that Saturn's geyser moon Enceladus provides a special laboratory for watching unusual behavior of plasma, or hot ionized gas.

Read more

 
NASA's GRAIL Spacecraft In Science Collection Phase

May 29, 2012

NASA Lunar Spacecraft Complete Prime Mission Ahead of Schedule

NASA's Gravity Recovery and Interior Laboratory (GRAIL) spacecraft downlinked its last lunar gravity data set for its prime mission today.

Read more

 
1999 RQ36 Shape Model

May 24, 2012

NASA Scientist Figures Way to Weigh Space Rock

A scientist at NASA's Jet Propulsion Laboratory in Pasadena, Calif., has accurately determined the mass of a nearby asteroid from millions of miles away.

Read more

 
Late Afternoon Shadows at Endeavour Crater on Mars

May 22, 2012

Dark Shadows on Mars: Scene from Durable NASA Rover

Late-afternoon shadows add punch to a false-color vista of Endeavour Crater on Mars from NASA's Opportunity rover.

Read more

 
Tiny Methone

May 21, 2012

Cassini Spots Tiny Moon, Begins to Tilt Orbit

NASA's Cassini spacecraft beams back closest images of Methone as it approaches Saturn's largest moon, Titan.

Read more

 
Simulated, edge-on view of our solar system

May 16, 2012

NASA Survey Counts Potentially Hazardous Asteroids

Observations from NASA's Wide-field Infrared Survey Explorer (WISE) have led to the best assessment yet of our solar system's population of potentially hazardous asteroids.

Read more

 
Test Rover Aids Preparations in California for Curiosity Rover on Mars

May 11, 2012

Mojave Desert Tests Prepare for NASA Mars Roving

Engineers ran rover-mobility tests on California sand dunes this week in preparation for operating NASA's Curiosity rover after it lands in Mars' Gale Crater.

Read more

 
NASA's Jupiter-bound Juno spacecraft tested its JunoCam instrument

May 10, 2012

NASA's Juno Spacecraft Images Big Dipper

En route to Jupiter, NASA's Juno mission has snapped a quick photo of a familiar sight in the nighttime sky--the Big Dipper.

Read more

 
Mineral Diversity at Vesta's South Pole

May 9, 2012

NASA Dawn Mission Reveals Secrets of Large Asteroid

NASA's Dawn spacecraft provides the first orbital analysis of the giant asteroid Vesta, yielding new insights into its creation with terrestrial planets and Earth's moon.

Read more

 
Looking Back at Greeley Haven After Opportunity's First Drive of 2012

May 9, 2012

Opportunity Rolling Again After Fifth Mars Winter

With its daily supply of solar energy increasing, NASA's Mars Exploration Rover Opportunity has driven off the sunward-tilted outcrop, Greeley Haven.

Read more

 
Advancing Dune in Nili Patera, Mars

May 9, 2012

NASA Spacecraft Detects Changes in Martian Sand Dunes

NASA's Mars Reconnaissance Orbiter has revealed that movement in sand dune fields on the Red Planet occurs on a surprisingly large scale, about the same as in dune fields on Earth.

Read more

 
This artist's concept shows NASA's Dawn spacecraft orbiting the giant asteroid Vesta.

May 7, 2012

NASA to Hold News Conference on Dawn Mission Results

NASA will host a news conference on Thursday, May 10, at 11 a.m. PDT (2 p.m. EDT) to present a new analysis of the giant asteroid Vesta using data from the agency's Dawn spacecraft.

Read more

 
'Homestake' Vein in Color

May 3, 2012

Paydirt at 8-Year-Old Mars Rover's 'New Landing Site'

A crater NASA's Mars rover Opportunity drove for years to reach is paying off with evidence about wet environments older than any recorded at sites the rover has seen before.

Read more

 
Raw, unprocessed image of Enceladus

May 2, 2012

Cassini, Saturn Moon Photographer

NASA's Cassini spacecraft successfully flies by Saturn's moons Enceladus and Dione.

Read more

 
Artist concept of Cassini at Saturn. Image credit: NASA/JPL

May 1, 2012

Cassini to Probe Enceladus Gravity, Take Pictures

NASA's Cassini spacecraft will be making a close flyby of Saturn's icy moon Enceladus on May 2.

Read more

 
Curiosity Touching Down, Artist's Concept

April 27, 2012

100 Days and Counting to NASA's Curiosity Mars Rover Landing

At 10:31 p.m. PDT today, April 27, (1:31 p.m. EDT), NASA's Mars Science Laboratory, carrying the one-ton Curiosity rover, will be within 100 days from the Martian surface.

Read more

 
The Face of Phoebe

April 26, 2012

Cassini Finds Saturn Moon has Planet-Like Qualities

Data from NASA's Cassini mission reveal Saturn's moon Phoebe has more planet-like qualities than previously thought.

Read more

 
Aquilia Area in Color

April 24, 2012

Dawn Reveals Secrets of Giant Asteroid Vesta

Findings from Dawn reveal new details about the giant asteroid Vesta, including its varied surface composition, sharp temperature changes and clues to its internal structure.

Read more

 
Titan and Dione

April 24, 2012

Cassini Investigates Titan's Chemical Factory

Saturn's moon Titan has a thick, smoggy atmosphere that's one of the most complex chemical environments in the solar system. How long has this "factory" been in business?

Read more

 
A meteor in the sky above Reno, Nevada on April 22, 2012. Image credit: Lisa Warren

April 24, 2012

Fireball Over California/Nevada: How Big Was It?

Scientists have a size estimate for an impressive fireball that was witnessed over California's Central Valley Sunday (4/22).

Read more

 
Images from NASA's Cassini spacecraft

April 23, 2012

Cassini Sees Objects Blazing Trails in Saturn Ring

Images from NASA's Cassini spacecraft have revealed strange half-mile-sized objects punching through parts of Saturn's F ring, leaving glittering trails behind.

Read more

 
A recent study finds that the lake known as Ontario Lacus on Saturn's moon Titan (left)

April 19, 2012

Cassini Finds Titan Lake is Like a Namibia Mudflat

Scientists with NASA's Cassini mission find that a lake on Saturn's moon Titan most resembles Etosha Pan in Namibia.

Read more

 
Dawn Orbiting Vesta

April 18, 2012

Dawn Gets Extra Time to Explore Vesta

NASA's Dawn mission has received official confirmation that 40 extra days have been added to its exploration of the giant asteroid Vesta.

Read more

 
Arc of Enceladus

April 16, 2012

Cassini Successfully Flies over Enceladus

NASA's Cassini spacecraft beams back images of the icy moons Enceladus and Tethys during its course through the Saturn system.

Read more

 
NASA's Cassini spacecraft will make a close approach to the south polar region of Saturn's moon Enceladus on April 14, 2012.

April 13, 2012

Cassini to Dip into Enceladus Spray Again

Less than three weeks after its last swoop over the Saturn moon, NASA's Cassini spacecraft returns for an encore.

Read more

 
This artist's concept features NASA's Mars Science Laboratory Curiosity rover next to its landing site at Gale Crater.

April 11, 2012

Live Public Talk: Mars Science Laboratory Landing Site

Join us in person at JPL, or virtually via the Internet, on April 12 for a public talk about Gale Crater, landing site of NASA's next Mars rover.

Read more

 
Mars' Stringbean Twister

April 4, 2012

12-Mile-High Martian Dust Devil Caught In Act

A Martian dust devil roughly 12 miles high (20 kilometers) was captured whirling its way along the Amazonis Planitia region of Northern Mars on March 14.

Read more

 
The Sagan Fellowship program, named after the late Carl Sagan, supports talented young scientists in their mission to explore the unknown.

April 2, 2012

NASA Announces 2012 Carl Sagan Fellows

NASA has announced the 2012 Sagan Exoplanet Fellowships, a program designed to encourage new talent in the area of exoplanet research.

Read more

 
Enceladus Plume

March 28, 2012

Icy Moons through Cassini's Eyes

NASA's Cassini spacecraft successfully flies by Saturnian moons.

Read more

 
'Mount Sharp' Inside Gale Crater, Mars

March 28, 2012

'Mount Sharp' on Mars Links Geology's Past and Future

A stack of geological chapters in the history book of Mars has attracted NASA's big new rover and takes an informal name from a geologist with early Mars missions.

Read more

 
As the GRAIL twins (Ebb and Flow) fly over areas of greater and lesser gravity at 3,600 mph

March 27, 2012

Flying Formation - Around the Moon at 3,600 MPH

The act of two or more aircraft flying together in a disciplined, synchronized manner is one of the cornerstones of military aviation, as well as just about any organized air show.

Read more

 
This is an artist's concept of NASA's Mars Science Laboratory spacecraft during its cruise phase between launch and final approach to Mars.

March 26, 2012

Mars-Bound NASA Craft Adjusts Path, Tests Instruments

NASA's Mars Science Laboratory spacecraft, halfway to Mars, adjusted its flight path today for delivery of the one-ton rover Curiosity to the surface of Mars in August.

Read more

 
Highlighting Plumes

March 26, 2012

Cassini to Make Closest Pass Yet over Enceladus South Pole

NASA's Cassini spacecraft will fly about 46 miles (74 kilometers) above the surface of the Saturnian moon Enceladus.

Read more

 
NASA's Cassini-Huygens mission to Saturn was awarded the 2012 National Air

March 22, 2012

Cassini Mission Receives Air and Space Museum Award

The Smithsonian's National Air and Space Museum has bestowed its highest group honor, the Trophy for Current Achievement, on NASA's Cassini mission to Saturn.

Read more

 
MoonKAM Looks Homeward

March 22, 2012

NASA GRAIL Returns First Student-Selected Moon Images

One of two NASA spacecraft orbiting the moon has beamed back the first student-requested pictures of the lunar surface from its onboard camera.

Read more

 
Bright Rays from Canuleia Crater

March 21, 2012

Dawn Sees New Surface Features on Giant Asteroid

NASA's Dawn spacecraft has revealed unexpected details on the surface of the giant asteroid Vesta.

Read more

 
These images, based on ones obtained by NASA's Cassini spacecraft

March 19, 2012

Cassini Sees Saturn Stressing out Enceladus

Direct observations linking the tidal pull of Saturn to jets on Enceladus are among highlights of NASA's Cassini mission discussed at the Lunar and Planetary Science Conference.

Read more

 
Artist concept of Cassini spacecraft. Image credit: NASA/JPL

March 19, 2012

Cassini Plasma Spectrometer Resumes Operations

Cassini mission managers have received confirmation that the plasma spectrometer instrument was successfully turned on.

Read more

 
Saturn

March 14, 2012

Cassini Garners Top Honor From Air and Space Museum

NASA's Cassini mission to Saturn, managed by the Jet Propulsion Laboratory, Pasadena, Calif., has received the top group honor from the Smithsonian's National Air and Space Museum - the Trophy for Current Achievement. Representatives for Cassini will receive the trophy on March 21 at a black-tie dinner in Washington, D.C.

Read more

 
Following the path of one of Jupiter's jet streams

March 12, 2012

Cassini Spies Wave Rattling Jet Stream on Jupiter

New movies of Jupiter are the first to catch an invisible wave shaking up one of the giant planet's jet streams, an interaction that also takes place in Earth's atmosphere.

Read more

 
Portrait of Rhea

March 12, 2012

Cassini Captures New Images of Icy Moon

Saturn's moon Rhea appears in glorious detail in new images obtained by NASA's Cassini spacecraft

Read more

 
The Serpent Dust Devil of Mars

March 7, 2012

NASA Mars Orbiter Catches Twister in Action

A towering dust devil casts a serpentine shadow over the Martian surface in a new image from the high-resolution camera on NASA's Mars Reconnaissance Orbiter.

Read more

 
Using a precision formation-flying technique, the twin GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering.

March 7, 2012

NASA's Twin GRAIL Spacecraft Begin Collecting Lunar Data

NASA's GRAIL twins have begun their science collection phase in lunar orbit.

Read more

 
This view highlights tectonic faults and craters on Dione, an icy world that has undoubtedly experienced geologic activity since its formation.

March 2, 2012

Cassini Detects Hint of Fresh Air at Dione

NASA's Cassini spacecraft has "sniffed" molecular oxygen ions around Saturn's icy moon Dione, confirming the presence of a tenuous atmosphere.

Read more

 
Tenth Anniversary Image from Camera on NASA Mars Orbiter

February 29, 2012

Camera on NASA Mars Odyssey Tops Decade of Discovery

NASA's Mars Odyssey, the longest-working spacecraft ever sent to Mars, has now been sending home images for 10 years.

Read more

 
Artist rendition of the proposed InSight (Interior exploration using Seismic Investigations, Geodesy and Heat Transport) Lander.

February 28, 2012

Proposed Mars Mission Has New Name

Proposed Discovery mission concept by JPL to investigate the formation and evolution of terrestrial planets by studying the deep interior of Mars now has a new name, InSight.

Read more

 
Snapshots of Titan's North Polar Cloud

February 23, 2012

The Many Moods of Titan

Recent data collected by NASA's Cassini spacecraft show a shifting, Earth-like environment at Saturn's moon Titan.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

February 9, 2012

Spacecraft Computer Issue Resolved

Engineers have found the root cause of a computer reset that occurred two months ago on NASA's Mars Science Laboratory and have determined how to correct it.

Read more

 
Spirit Lander and Bonneville Crater in Color

February 8, 2012

New Views Show Old NASA Mars Landers

New color images from NASA's Mars Reconnaissance Orbiter show the agency's 2008 Phoenix Mars Lander and the lander that carried its rover Spirit to Mars in 2004.

Read more

 
The Galaxy Evolution Explorer was launched on April 28, 2003.

February 7, 2012

NASA's Galaxy Evolution Explorer in Standby Mode

NASA's Galaxy Evolution Explorer was placed in standby mode today as engineers prepare to end mission operations, nearly nine years after the telescope's launch.

Read more

 
NASA's Mars rover Curiosity with an inset of an instrument located at the end of it's robotic arm.

February 7, 2012

Mars-Bound NASA Rover Carries Coin for Camera Checkup

At least one object in photos NASA's Curiosity rover will transmit from Mars later this year will look familiar to all Americans: a Lincoln penny sent as a camera reference.

Read more

 
NASA's Juno spacecraft passes in front of Jupiter in this artist's depiction.

February 2, 2012

NASA's Juno Spacecraft Refines its Path to Jupiter

NASA's solar-powered Juno spacecraft successfully refined its flight path Wednesday with the mission's first trajectory correction maneuver.

Read more

 
South pole of the far side of the moon as seen from the GRAIL mission's Ebb spacecraft.

February 1, 2012

NASA Mission Returns First Video From Moon's Far Side

A camera aboard one of NASA's twin Gravity Recovery And Interior Laboratory (GRAIL) lunar spacecraft has returned its first unique view of the far side of the moon.

Read more

 
Mars Science Laboratory Spacecraft During Cruise, Artist's Concept

January 27, 2012

Mars-Bound Instrument Detects Solar Burst's Effects

This week's solar storm is giving a NASA Mars-bound spacecraft a chance to gauge how such events would affect radiation exposure of future astronauts flying to Mars.

Read more

 
Sand dunes trapped in an impact crater in Noachis Terra on Mars

January 25, 2012

Photo from NASA Mars Orbiter Shows Wind's Handiwork

Martian dunes and sand ripples of mixed shapes and sizes form a striking pattern in a recent image from the high-resolution camera on NASA's Mars Reconnaissance Orbiter.

Read more

 
The south pole of the giant asteroid Vesta

January 25, 2012

Vesta Likely Cold and Dark Enough for Ice

Roughly half of the giant asteroid Vesta is expected to be so cold, with so little sunlight, that water ice could have survived there for billions of years.

Read more

 
Opportunity's Eighth Anniversary View From 'Greeley Haven'

January 24, 2012

Durable NASA Rover Beginning Ninth Year of Mars Work

On the eighth anniversary of starting to explore Mars, NASA's rover Opportunity remains busy with new investigations.

Read more

 
Data from NASA's Cassini spacecraft show that the sizes and patterns of dunes on Saturn's moon Titan vary as a function of altitude and latitude.

January 23, 2012

Cassini Sees the Two Faces of Titan's Dunes

A new analysis of radar data reveals patterns tied to altitude and latitude.

Read more

 
Artist's concept of NASA's Voyager spacecraft.

January 17, 2012

Voyager Instrument Cooling After Heater Turned off

The heater shut-off is a step in the careful management of diminishing electrical power.

Read more

 
Using a precision formation-flying technique, the twin GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering.

January 17, 2012

Montana Students Pick Winning Names for Moon Craft

Twin NASA spacecraft that achieved orbit around the moon New Year's Eve and New Year's Day have new names, thanks to elementary students in Bozeman, Mont.

Read more

 
Artist concept of Cassini spacecraft. Image credit: NASA/JPL

January 12, 2012

Cassini Testing Part of Its Radio System

The spacecraft has been communicating with Earth using an auxiliary oscillator.

Read more

 
Artist concept of GRAIL mission.

January 12, 2012

NASA and Students to Announce Names for Moon Probes

NASA will host a news conference at 10 a.m. PST (1 p.m. EST), on Jan. 17, to announce the names selected from a nationwide student contest for the twin GRAIL spacecraft.

Read more

 
Artist's concept illustrations show (left) the Mars Science Laboratory spacecraft during its voyage from Earth to Mars and (right)

January 11, 2012

Spacecraft Completes Biggest Maneuver

NASA's Mars Science Laboratory spacecraft successfully refined its flight path Wednesday with the biggest maneuver planned for the mission's journey between Earth and Mars.

Read more

 
Mars Science Laboratory Spacecraft During Cruise, Artist's Concept

January 6, 2012

Mars Science Lab Maneuver Begins

NASA's Mars Science Laboratory spacecraft has begun firing thruster engines for the first and largest flight-path adjustment of the trip from Earth to Mars.

Read more

 
Approaching 'Greeley Haven' on Endeavour Rim

January 5, 2012

'Greeley Haven' is Winter Workplace for Mars Rover

Researchers plan to keep NASA's Opportunity rover busy through Martian winter at a sun-facing site, "Greeley Haven," where a study of the planet's core has begun.

Read more

 
Artist concept of GRAIL-B

January 1, 2012

NASA's Twin Grail Spacecraft Reunite in Lunar Orbit

The second of NASA's two Gravity Recovery And Interior Laboratory (GRAIL) spacecraft has successfully completed its planned main engine burn and is now in lunar orbit.

Read more

 
A Geminid meteor

December 31, 2011

How to See the Best Meteor Showers of the Year: Tools, Tips and 'Save the Dates'

There are several major meteor showers to enjoy every year at various times, with some more active than others.

Read more

 
Artist concept of GRAIL mission

December 31, 2011

First of NASA's GRAIL Spacecraft Enters Moon Orbit

The first of two NASA spacecraft to study the moon in unprecedented detail has entered lunar orbit.

Read more

 
Artist concept of GRAIL mission

December 30, 2011

NASA's GRAIL-A Spacecraft 24 Hours Away From Moon

NASA's Gravity Recovery And Interior Laboratory (GRAIL)-A spacecraft is within 24 hours of its insertion burn that will place it into lunar orbit.

Read more

 
the twin GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering.

December 28, 2011

NASA Twin Spacecraft on Final Approach for Moon Orbit

NASA's twin spacecraft to study the moon from crust to core are nearing their New Year's Eve and New Year's Day main-engine burns to place the duo in lunar orbit.

Read more

 
Artist concept of GRAIL mission.

December 23, 2011

NASA Media Telecon on Probes' Moon Orbit Insertion

NASA will hold a media telecon at 11 a.m. PST on Dec. 28, to preview twin spacecraft being placed in orbit around the moon for the New Year.

Read more

 
A Cosmic Wreath

December 22, 2011

WISE Presents a Cosmic Wreath

Sprigs of holly, a big red bow and silver bells appear to dress up this cosmic star-forming wreath, captured by NASA's Wide-field Infrared Survey Explorer (WISE).

Read more

 
Titan and Dione

December 22, 2011

NASA's Cassini Delivers Holiday Treats From Saturn

No team of reindeer, but radio signals flying clear across the solar system from NASA's Cassini spacecraft have delivered a holiday package of glorious images.

Read more

 
Closer and Closer to the Vesta Surface

December 21, 2011

Dawn Obtains First Low Altitude Images of Vesta

NASA's Dawn spacecraft has sent back the first images of the giant asteroid Vesta from its low-altitude mapping orbit.

Read more

 
Radar in Mars Orbit Maps North Polar Deposits

December 19, 2011

Radar in Mars Orbit Maps North Polar Deposits

An American-Italian radar instrument orbiting Mars has mapped the three-dimensional structure of layers beneath the surface in the planet's north polar region.

Read more

 
Mars Science Laboratory Spacecraft During Cruise, Artist's Concept

December 13, 2011

NASA Mars-Bound Rover Begins Research in Space

NASA's car-sized Curiosity rover has begun monitoring space radiation during its 8-month trip from Earth to Mars.

Read more

 
NASA's Cassini spacecraft obtained this unprocessed image  on  Dec. 12, 2011

December 12, 2011

Portraits of Moons Captured by Cassini

NASA's Cassini spacecraft finishes close flyby of the Saturnian moon Dione on the way to Titan.

Read more

 
Dawn Orbiting Vesta

December 12, 2011

NASA's Dawn Spirals Down to Lowest Orbit

PASADENA, Calif. - NASA's Dawn spacecraft successfully maneuvered into its closest orbit around the giant asteroid Vesta today, beginning a new phase of science observations.

Read more

 
In, Around, Beyond Rings

December 9, 2011

Cassini to Make a Double Play

NASA's Cassini spacecraft will be collecting images and data during close flybys of Saturn's moons Dione and Titan.

Read more

 
AEGIS Imaging Mars

December 8, 2011

NASA Presents Software of the Year Award

Autonomous Exploration for Gathering Increased Science (AEGIS) software operating on the Mars Exploration Rover Opportunity, is NASA's 2011 Software of the Year recipient.

Read more

 
The NASA/French Space Agency Jason-1 satellite celebrates 10 years in orbit this week

December 7, 2011

NASA's Jason-1 Achieves a One-Decade Landmark

In Greek mythology, Jason embarked on an epic quest for the Golden Fleece. Today, NASA's modern-day Jason-1 achieves its own heroic status, marking its 10th birthday.

Read more

 
'Homestake' Vein in Color

December 7, 2011

NASA Mars Rover Finds Mineral Vein Deposited by Water

NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water.

Read more

 
This scene is from early spring in the northern hemisphere of Mars.

December 7, 2011

New Tool for Touring Mars Using Detailed Images

It's now easier than ever to explore Mars in the great detail offered by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter.

Read more

 
This image using color data obtained by the framing camera aboard NASA's Dawn spacecraft

December 5, 2011

New NASA Dawn Visuals Show Vesta's 'Color Palette'

New color data from NASA's Dawn mission give scientists an inside look at the chemical composition of giant asteroid Vesta.

Read more

 
Artist concept of Voyager 1 encountering a stagnation region

December 5, 2011

NASA's Voyager Hits New Region at Solar System Edge

NASA's Voyager 1 spacecraft has entered a new region between our solar system and interstellar space.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

December 1, 2011

Course Excellent, Adjustment Postponed

Excellent launch precision for NASA's Mars Science Laboratory mission has forestalled the need for an early trajectory correction maneuver, now not required for a month or more.

Read more

 
Southern Enceladus in Radar View

December 1, 2011

What's That Sparkle in Cassini's Eye?

NASA's Cassini spacecraft obtains the first-ever synthetic aperture radar images of Saturn's moon Enceladus

Read more

 
Artist's concept of the Deep Impact spacecraft

December 1, 2011

NASA's Deep Impact Spacecraft Eyes the Future

NASA's Deep Impact spacecraft completed a 140-second firing of its onboard rocket motors on Thursday, Nov. 24.

Read more

 
Still from a 3-D video incorporating images from NASA's Dawn spacecraft

November 30, 2011

Dawn Soars Over Asteroid Vesta in 3-D

Glide over the giant asteroid Vesta with NASA's Dawn spacecraft in a new 3-D video.

Read more

 
NASA's Mars Science Laboratory spacecraft, sealed inside its payload fairing atop the United Launch Alliance Atlas V rocket

November 26, 2011

NASA Launches Most Capable and Robust Rover to Mars

NASA began a historic voyage to Mars with the Nov. 26 launch of the Mars Science Laboratory, which carries a car-sized rover named Curiosity.

Read more

 
NASA's Mars Science Laboratory soars through the sky aboard an Atlas V rocket.

November 26, 2011

Mars Science Laboratory in Good Health

Engineers have received data from NASA's Mars Science Laboratory showing that all systems are operating normally. The approximately eight-month journey to Mars is underway.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars' past or present ability to sustain microbial life.

November 21, 2011

NASA Updates Prelaunch Events for Mars Science Lab

NASA has updated information about the news conferences and other events for the agency's Mars Science Laboratory Curiosity rover launch.

Read more

 
Movement in Martian Dune Field

November 17, 2011

NASA Orbiter Catches Mars Sand Dunes in Motion

Images from NASA's Mars Reconnaissance Orbiter show sand dunes and ripples moving across the surface of Mars at dozens of locations and shifting up to several yards.

Read more

 
Storm Tail in False Color

November 16, 2011

Cassini Chronicles Life of Saturn's Giant Storm

New images and animated movies from NASA's Cassini spacecraft chronicle the birth and evolution of the colossal storm that ravaged the northern face of Saturn for nearly a year.

Read more

 
Europa's

November 16, 2011

NASA Probe Data Show Liquid Water Evidence on Europa

NASA's Galileo mission data have provided evidence of what appears to be a subsurface body of liquid water, with a volume equal to the Great Lakes, on Jupiter's moon, Europa.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover along with an illustrated astronaut bird.

November 16, 2011

NASA Hosts 150 Twitter Followers at Mars Rover Launch

NASA has invited 150 followers of the agency's Twitter account to a two-day launch Tweetup on Nov. 23 and 25 at the agency's Kennedy Space Center in Florida.

Read more

 
This artist concept of Jupiter's Icy Moon Europa

November 15, 2011

NASA Hosting Science Update About Jupiter's Icy Moon Europa

NASA will host a Science Update at 10 a.m. PST (1 p.m. EST) on Wednesday, Nov. 16, to discuss new theories concerning Jupiter's icy moon Europa.

Read more

 
Artist's concept of NASA's Voyager spacecraft. Image credit: NASA/JPL-Caltech

November 14, 2011

Voyager 2 Completes Switch to Backup Thruster Set

NASA's Voyager 2 has successfully switched to the backup set of thrusters that controls the roll of the spacecraft.

Read more

 
This radar image of asteroid 2005 YU55 was obtained on Nov. 7, 2011, at 11:45 a.m.

November 11, 2011

NASA Releases Updated Radar Movie of Asteroid 2005 YU55

NASA Scientists working with the Deep Space Network antenna at Goldstone, Calif., have released a second, longer, more refined movie clip of asteroid 2005 YU55.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover

November 10, 2011

NASA Sets Mars Science Laboratory Launch Coverage

The launch of NASA's Mars Science Laboratory with the Curiosity rover has been delayed one day, until Saturday, Nov. 26, at 7:02 a.m. PST (10:02 a.m. EST).

Read more

 
Preparing in Florida for Launch to Mars

November 10, 2011

NASA Ready for November Launch of Car-Size Mars Rover

NASA's most advanced mobile robotic laboratory, which will examine one of the mostintriguing areas on Mars, is in final preparations for a Nov. 25 launch from Florida.

Read more

 
This radar image of asteroid 2005 YU55 was obtained on Nov. 7, 2011, at 11:45 a.m. PST

November 8, 2011

NASA Releases Radar Movie of Asteroid 2005 YU55

Scientists working with the 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, Calif., have generated a short movie clip of asteroid 2005 YU55.

Read more

 
Artist's concept of NASA's Mars Science Laboratory rover

November 8, 2011

NASA to Hold Media Briefing About Mars Rover Launch

NASA will hold a news conference Thursday, Nov. 10, to discuss the upcoming launch of the Mars Science Laboratory, with the largest and most capable rover going to another planet.

Read more

 
This radar image of asteroid 2005 YU55 was obtained on Nov. 7, 2011, at 11:45 a.m. PST

November 7, 2011

NASA Captures New Images of Large Asteroid Passing Earth

NASA's Deep Space Network antenna in Goldstone, Calif. has captured new radar images of Asteroid 2005 YU55 passing close to Earth.

Read more

 
NASA's Cassini spacecraft obtained this unprocessed image of Enceladus

November 7, 2011

Cassini Flyby Focuses on Saturn's Moon Enceladus

Saturn's moon Enceladus shows its icy face and famous plumes in raw, unprocessed images captured by NASA's Cassini spacecraft during its successful flyby on Nov. 6, 2011.

Read more

 
This artist's concept shows NASA's two Voyager spacecraft exploring a turbulent region of space known as the heliosheath

November 5, 2011

Voyager 2 to Switch to Backup Thruster Set

NASA's Deep Space Network personnel sent commands to the Voyager 2 spacecraft Nov. 4 to switch to the backup set of thrusters that controls the roll of the spacecraft.

Read more

 
Enceladus 'E-16' Flyby: Radar Looks at Enceladus

November 3, 2011

NASA's Cassini Makes a New Pass at Enceladus

NASA's Cassini spacecraft will acquire the first detailed radar images of Saturn's moon Enceladus during a flyby on Sunday, Nov. 6.

Read more

 
Clay Minerals in Craters and Escarpments on Mars

November 2, 2011

NASA Study of Clays Suggests Watery Mars Underground

A new NASA study suggests if life ever existed on Mars, the longest lasting habitats were most likely below the Red Planet's surface.

Read more

 
Mysteries of the Solar System slideshow

October 31, 2011

'Mysteries' Slideshow Highlights Spooky Side of Space

A disappearing Martian 'bunny,' the Saturn 'hex' and Jupiter's scar face are all featured in an all-new, mysterious slideshow from JPL's Education Office.

Read more

 
This radar image of asteroid 2005 YU55 was generated from data taken in April of 2010 by the Arecibo Radar Telescope in Puerto Rico.

October 26, 2011

NASA in Final Preparations for Nov. 8 Asteroid Flyby

NASA scientists will be tracking asteroid 2005 YU55 with antennas of the agency's Deep Space Network at Goldstone, Calif., as the space rock safely flies past Earth slightly closer than the moon's orbit on Nov. 8.

Read more

 
Trajectory of comet Elenin.

October 25, 2011

NASA Says Comet Elenin Gone and Should Be Forgotten

Latest indications are this relatively small comet has broken into even smaller, even less significant, chunks of dust and ice.

Read more

 
These two views of Saturn's moon Enceladus were made from data obtained by Cassini spacecraft

October 20, 2011

Latest Cassini Images of Enceladus on View

This raw, unprocessed image of Enceladus and its jets was taken on Oct. 19, 2011.

Read more

 
Neutron Generator of Instrument for Detecting Water-Bearing Minerals

October 20, 2011

Mars Rover Carries Device for Underground Scouting

Russia has provided a neutron-shooting instrument called DAN that will enable NASA's next Mars rover to detect water-bearing minerals buried underneath the rover.

Read more

 
Bursting at the Seams

October 18, 2011

Orion's Belt Lights Up Cassini's View of Enceladus

NASA's Cassini mission will take advantage of the position of two of the three stars in Orion's belt when the spacecraft flies by Saturn's moon Enceladus on Wed., Oct. 19.

Read more

 
Capturing the Surface of Asteroid Vesta

October 12, 2011

NASA's Dawn Science Team Presents Early Science Results

Scientists with NASA's Dawn mission have provided details about the southern hemisphere of Vesta, which boasts one of the largest mountains in the solar system.

Read more

 
Oblique View of Vesta's South Polar Region

October 10, 2011

New View of Vesta Mountain From NASA's Dawn Mission

A new image from NASA's Dawn spacecraft shows a mountain three times as high as Mt. Everest, amidst the topography in the south polar region of the giant asteroid Vesta.

Read more

 
Approaching Endeavour Crater, Sol 2,680

October 10, 2011

Video Documents Three-Year Trek on Mars by NASA Rover

A sequence of images, each taken at the end of a Martian day's drive, and a soundtrack from rover accelerometer data make a unique audio-visual record of a trek on Mars.

Read more

 
the twin GRAIL spacecraft will map the moon's gravity field, as depicted in this artist's rendering.

October 6, 2011

NASA's Moon Twins Going Their Own Way

NASA's Gravity Recovery And Interior Laboratory (GRAIL)-B spacecraft successfully executed its first flight path correction maneuver Wednesday, Oct. 5.

Read more

 
Connecting Curiosity’s Heat Shield and Back Shell

October 5, 2011

Mars Science Laboratory Meets its Match in Florida

In a "match made for Mars," major components of NASA's Mars Science Laboratory have been connected at the Kennedy Space Center in Florida, several weeks before launch.

Read more

 
Artist concept of GRAIL mission. Grail will fly twin spacecraft in tandem orbits around the moon to measure its gravity field in unprecedented detail.

October 3, 2011

NASA Invites Students to Name Moon-Bound Spacecraft

NASA has a class assignment for U.S. students: help the agency give the twin spacecraft headed to orbit around the moon new names.

Read more

 
Artist concept of Mars Exploration Rover. Image credit: NASA/JPL-Caltech

October 3, 2011

NASA Mars Rovers Win Popular Mechanics 'Breakthrough' Award

NASA Mars rovers Spirit and Opportunity, and the team that made and operated them, will receive a lifetime achievement award from Popular Mechanics magazine this month.

Read more

 
Cassini Catches Enceladus in Action

October 3, 2011

Saturn's Geyser Moon Enceladus Shows off for NASA's Cassini

NASA's Cassini spacecraft successfully completed its Oct. 1 flyby of Saturn's moon Enceladus and its dramatic plumes of water vapor and ice.

Read more

 
In this image of Vesta north is up and the upper right corner is to the northeast.

September 30, 2011

NASA's Dawn Spacecraft Begins New Vesta Mapping Orbit

NASA's Dawn spacecraft has completed a gentle spiral into its new science orbit for an even closer view of the giant asteroid Vesta.

Read more

 
NEOWISE observations indicate that there are about 20,500

September 29, 2011

NASA Space Telescope Finds Fewer Asteroids Near Earth

New observations by NASA's Wide-field Infrared Survey Explorer, or WISE, show there are significantly fewer near-Earth asteroids in the mid-size range than previously thought.

Read more

 

September 28, 2011

JPL Participates in Space-Themed Corn Maze

The seven participating farms around the country planted and designed NASA-themed corn mazes.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover along with an illustrated astronaut bird.

September 28, 2011

NASA Announces Tweetup for Mars Rover Launch

NASA will host a two-day launch Tweetup for 150 of its Twitter followers on Nov. 23 and 25 at the agency's Kennedy Space Center in Florida.

Read more

 
Artist's concept of the Wide-field Infrared Survey Explorer

September 26, 2011

NASA to Host News Conference on Asteroid Search Findings

NASA will hold a news conference at 1 p.m. EDT (10 a.m. PDT) on Thurs., Sept. 29, to reveal near-Earth asteroid findings and implications for future research.

Read more

 
Water vapor and ice erupt from Saturn's moon Enceladus, the source of a newly discovered donut-shaped cloud around Saturn.

September 21, 2011

Saturn's Moon Enceladus Spreads Its Influence

Chalk up one more feat for Saturn's intriguing moon Enceladus. The small, dynamic moon spews out dramatic plumes of water vapor and ice -- first seen by NASA's Cassini spacecraft in 2005.

Read more

 
Searching for the Origins of the Dinosaur-Killing Asteroid

September 19, 2011

Origin of Dinosaur-Killing Asteroid Remains a Mystery

The family of asteroids some believed was responsible for the demise of the dinosaurs is not likely the culprit according to new observations.

Read more

 
A quintet of Saturn's moons come together in the Cassini spacecraft's field of view for this portrait.

September 16, 2011

Cassini Presents Saturn Moon Quintet

NASA's Cassini spacecraft captures five Saturnian moons in one image. Janus, Pandora, Enceladus, Mimas, Rhea and Saturn's rings are depicted in crisp grayscale.

Read more

 
Viewing the South Pole of Vesta

September 16, 2011

NASA's Dawn Collects a Bounty of Beauty from Vesta

A new video from NASA's Dawn spacecraft takes us on a flyover journey above the surface of the giant asteroid Vesta.

Read more

 
Shadow Across 'Chester Lake' on Endeavour Rim, Sol 2710

September 14, 2011

NASA Rover Inspects Next Rock at Endeavour

The second rock that NASA's Mars Exploration Rover Opportunity is examining in its new neighborhood offers a taste of bedrock.

Read more

 
Memorial Image Taken on Mars on Sept. 11, 2011

September 12, 2011

Memorial Image Taken on Mars on September 11, 2011

A view of a memorial to victims of the Sept. 11, 2001, attacks on the World Trade Center towers was taken on Mars yesterday, on the 10th anniversary of the attacks.

Read more

 
NASA's GRAIL mission blasts off from Cape Canaveral Air Force Station, Fla. Image credit: NASA

September 10, 2011

NASA Launches Mission to Study Moon From Crust to Core

NASA's twin lunar Gravity Recovery and Interior Laboratory (GRAIL) spacecraft launched from Cape Canaveral, Florida at 9:08 a.m. EDT (6:08 a.m. PDT)Saturday, Sept. 10.

Read more

 
NASA's GRAIL Mission Lifts Off

September 10, 2011

NASA GRAIL Mission to the Moon Underway

NASA's GRAIL mission to study the moon from crust to core successfully lifted off from Cape Canaveral Air Force Station's Pad SLC-17B at 9:08 a.m. EDT (6:08 a.m. PDT).

Read more

 
NASA's GRAIL twin spacecraft await launch atop a United Launch Alliance Delta II rocket at Cape Canaveral Air Force Station, Fla.

September 10, 2011

Launch Postponed Until Saturday

The launch of NASA's Gravity Recovery and Interior Laboratory mission has been postponed until Saturday, Sept. 10, with the first opportunity at 5:29 a.m. PDT (8:29 a.m. EDT).

Read more

 
These images show the various stages of pre-launch preparations of NASA's twin GRAIL spacecraft

September 10, 2011

GRAIL Launch Milestones

NASA's GRAIL mission blasts off from Cape Canaveral Air Force Station, Fla.

Read more

 
Artist concept of Mars Reconnaissance Orbiter.

September 8, 2011

Orbiter Resumes Use of Camera

Operators of NASA's Mars Reconnaissance Orbiter are resuming use of the mission's highest resolution camera following a second precautionary shutdown in two weeks.

Read more

 
The piece of metal with the American flag on it in this image of a NASA rover on Mars.

September 8, 2011

Tributes to Terrorism Victims are on Mars

Two interplanetary memorials to victims of the Sept. 11, 2001, attacks reside on Mars in tools from New York used by NASA's Mars rovers Spirit and Opportunity.

Read more

 
NASA's GRAIL twin spacecraft await launch atop a United Launch Alliance Delta II rocket at Cape Canaveral Air Force Station, Fla.

September 8, 2011

NASA GRAIL Moon Mission Launch Rescheduled

The launch of a Delta II vehicle carrying NASA's Gravity Recovery and Interior Laboratory (GRAIL) was scrubbed today, Thursday, Sept. 8, due to weather.

Read more

 
NASA's new Web-based application

September 2, 2011

NASA Gives Public New Internet Tool to Explore the Solar System

NASA is giving the public the power to journey through the solar system using a new interactive Web-based tool.

Read more

 
This artist's concept of an astronaut bird on the moon illustrates the space enthusiast community on Twitter.

September 1, 2011

NASA Invites 150 Twitter Followers to Lunar Launch

NASA has invited 150 followers of the agency's Twitter accounts to a two-day launch Tweetup Sept. 7-8.

Read more

 
Opportunity at Work Examining 'Tisdale 2,' Sol 2695

September 1, 2011

NASA's Mars Rover Opportunity Begins Study of Martian Crater

The initial work of NASA's Mars rover Opportunity at its new location on Mars shows surface compositional differences from anything it has studied in its first 7.5 years on Mars.

Read more

 
This artist concept features NASA's Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars' past or present ability to sustain microbial life.

August 31, 2011

Launch Preparations Report

NASA's Mars Science Laboratory Project continues to press ahead with launch preparation activities, planning to use additional time before encapsulating the rover in the launch vehicle's nose cone.

Read more

 
This image of Earth (on the left) and the moon (on the right) was taken by NASA's Juno spacecraft on Aug. 26, 2011

August 30, 2011

Jupiter-Bound Space Probe Captures Earth And Moon

On its way to the biggest planet in the solar system -- Jupiter, NASA's Juno spacecraft took time to capture its home planet and its natural satellite -- the moon.

Read more

 
Artist concept of Mars Exploration Rover. Image credit: NASA/JPL-Caltech

August 30, 2011

NASA Announces Media Telecon About Opportunity Rover

NASA will host a media teleconference on Thursday, Sept. 1, at 12:30 p.m. PDT (3:30 p.m. EDT) to discuss progress of NASA's Mars Exploration Rover Opportunity.

Read more

 
NASA's Cassini spacecraft obtained this unprocessed image of Saturn's moon Hyperion on Aug. 25, 2011.

August 26, 2011

Cassini Closes in on Saturn's Tumbling Moon Hyperion

NASA's Cassini spacecraft captured new views of Saturn's oddly shaped moon Hyperion during its encounter with this cratered body on Thursday, Aug. 25.

Read more

 
The payload fairing is added to the GRAIL booster

August 25, 2011

NASA Moon Mission in Final Preparations for September Launch

NASA's Gravity Recovery And Interior Laboratory (GRAIL) mission to study the moon is in final launch preparations for a scheduled Sept. 8 launch from Cape Canaveral Air Force Station in Florida.

Read more

 
GRAIL Artist's Rendition

August 24, 2011

NASA Sets GRAIL Launch Coverage Events

NASA's GRAIL spacecraft is set to launch to the moon aboard a United Launch Alliance Delta II rocket on Sept. 8, 2011, from Cape Canaveral Air Force Station, Fla.

Read more

 
Artist concept of GRAIL mission. Grail will fly twin spacecraft in tandem orbits around the moon to measure its gravity field in unprecedented detail.

August 22, 2011

NASA Hosts News Conference on Upcoming Moon Mission

NASA will host a news conference at 8 a.m. PDT on Thursday Aug. 25, to discuss the upcoming launch of the Gravity Recovery And Interior Laboratory (GRAIL) mission.

Read more

 
'Ridout' Rock on Rim of Odyssey Crater

August 19, 2011

New Rover Snapshots Capture Endeavour Crater Vistas

NASA's Mars Exploration Rover Opportunity has captured eye-catching images of Martian terrain from its new perch at Endeavour Crater.

Read more

 
NASA's twin Gravity Recovery and Interior Laboratory (GRAIL) spacecraft

August 18, 2011

NASA's GRAIL Moon Twins are Joined to Their Booster

NASA's lunar-bound GRAIL twins were mated to their Delta II launch vehicle at the Cape Canaveral Air Force Station's Launch Complex 17.

Read more

 
Trajectory of comet Elenin.

August 16, 2011

Comet Elenin Poses No Threat to Earth

Comet Elenin, like most comets, is harmless. NASA scientists share the facts about Elenin, which will pass at a safe 22 million miles from Earth in October.

Read more

 
At Astrotech Space Operation's payload processing facility in Titusville, Fla.,

August 11, 2011

GRAIL Launch Less Than One Month Away

GRAIL-A and GRAIL-B - completed their final inspections and were weighed one final time at the Astrotech Space Operations facility in Titusville, Fla., on Tuesday.

Read more

 
3D Image of Vesta's Equatorial Region

August 11, 2011

NASA's Asteroid Photographer Beams Back Science Data

NASA's Dawn spacecraft is now in its first science-collecting orbit at Vesta.

Read more

 
West Rim of Endeavour Crater on Mars

August 10, 2011

NASA Mars Rover Arrives at New Site on Martian Surface

After a journey of almost three years, NASA's Mars Exploration Rover Opportunity has reached the Red Planet's Endeavour crater to study rocks never seen before.

Read more

 
Three of Titan's major surface features-dunes

August 8, 2011

Putting it all Together on Titan

Three of Titan's major surface features -- dunes, craters and the enigmatic Xanadu -- appear in this radar image from NASA's Cassini spacecraft.

Read more

 
NASA's Mars Exploration Rover Opportunity used its panoramic camera to capture this view of a portion of Endeavour crater's rim

August 8, 2011

NASA Mars Rover Approaches Long-Term Goal

NASA's Mars Exploration Rover Opportunity may reach the rim of Endeavour crater in coming days.

Read more

 
NASA's Juno mission lifts off from Cape Canaveral Air Force Station in Florida.

August 5, 2011

NASA's Juno Spacecraft Launches to Jupiter

NASA's solar-powered Juno spacecraft lifted off from Cape Canaveral Air Force Station in Florida at 9:25 a.m. PDT (12:25 p.m. EDT) Friday to begin a five-year journey to Jupiter.

Read more

 
NASA's Juno spacecraft awaits launch from inside the payload fairing atop a United Launch Alliance Atlas V-551

August 4, 2011

Juno Launch Milestones

NASA's Juno spacecraft has successfully separated from the Centaur upper stage of its Atlas V rocket. It is on its way to Jupiter.

Read more

 
Oblique View of Warm Season Flows in Newton Crater

August 4, 2011

NASA Spacecraft Data Suggest Water Flowing on Mars

Observations from NASA's Mars Reconnaissance Orbiter have revealed possible flowing water during the warmest months on Mars.

Read more

 
LEGO Figurines Aboard Juno

August 3, 2011

Juno Spacecraft to Carry Three Figurines to Jupiter Orbit

NASA's Jupiter-bound Juno spacecraft will carry the 1.5-inch likeness of Galileo Galilei, the Roman god Jupiter and his wife Juno to Jupiter when the spacecraft launches on Aug. 5.

Read more

 
A plaque dedicated to the famous astronomer Galileo Galilei can be seen here on NASA's Juno spacecraft.

August 3, 2011

Juno Jupiter Mission to Carry Plaque Dedicated to Galileo

A plaque dedicated to the famous astronomer Galileo Galilei will be carried to Jupiter aboard NASA's Juno spacecraft.

Read more

 
NASA's Juno spacecraft passes in front of Jupiter in this artist's depiction.

August 3, 2011

NASA's Jupiter Probe Ready for Launch

NASA's Juno spacecraft is getting ready to lift off on Friday, Aug. 5, 2011.

Read more

 
Artist concept of Mars Reconnaissance Orbiter.

August 3, 2011

NASA Announces News Briefing on Mars Orbiter Science Finding

NASA will host a news briefing on Thursday, Aug. 4, at 11 a.m. PDT (2 p.m. EDT) about a significant new Mars science finding.

Read more

 
This still image from a Juno mission animation shows how the spinning spacecraft might look during deployment of its giant solar arrays.

August 1, 2011

NASA Invites Twitter Followers to Launch of Juno Spacecraft

NASA has invited 150 followers of the agency's Twitter account to a two-day launch Tweetup Aug. 4-5.

Read more

 
NASA's Juno spacecraft is shown in orbit above Jupiter's colorful clouds in this artist's rendering.

August 1, 2011

Juno to Show Jupiter's Magnetic Field in High-Def

When it comes to magnetic fields, Jupiter is the ultimate muscle car. NASA's Juno mission will help figure out how this mighty engine works.

Read more

 
Full-Frame Image of Vesta

August 1, 2011

NASA's Dawn Spacecraft Begins Science Orbits of Vesta

NASA's Dawn spacecraft, the first ever to orbit an object in the main asteroid belt, is spiraling towards its first of four intensive science orbits.

Read more

 
NASA's Dawn spacecraft obtained this image with its framing camera on July 23, 2011

July 28, 2011

NASA's Dawn's Spacecraft Views Dark Side of Vesta

NASA's Dawn mission, in orbit around Vesta, captures a new image from a distance of 3,200 miles (5,200) kilometers from the giant asteroid.

Read more

 
Artist's concept of the Dawn spacecraft

July 28, 2011

NASA to Unveil Vesta Images at News Conference

NASA will host a news conference on Monday, Aug. 1 to discuss the Dawn spacecraft's successful orbit insertion around Vesta and unveil images from Dawn's framing camera.

Read more

 
Earth's New Trojan Friend

July 27, 2011

NASA's WISE Finds Earth's First Trojan Asteroid

Astronomers studying observations taken by NASA's WISE mission have discovered the first known "Trojan" asteroid orbiting the sun along with Earth.

Read more

 
NASA's Juno spacecraft passes in front of Jupiter in this artist's depiction.

July 27, 2011

NASA's Jupiter-Bound Juno Spacecraft Mated to its Rocket

NASA's Juno spacecraft has completed a 15-mile (25-kilometer) trip from Astrotech Space Operations in Titusville, Fla., to its Cape Canaveral launch pad.

Read more

 
NASA's Juno spacecraft passes in front of Jupiter in this artist's depiction.

July 26, 2011

NASA Sets Launch Coverage Events for Mission to Jupiter

NASA's Juno spacecraft is set to launch toward Jupiter aboard a United Launch Alliance Atlas V rocket on Aug. 5.

Read more

 
Artist's concept of NASA Juno spacecraft at the planet Jupiter

July 22, 2011

NASA Briefing to Preview Upcoming Mission to Jupiter

NASA will hold a news briefing on Wednesday, July 27 to discuss preparations for the upcoming Juno mission to Jupiter.

Read more

 
Artist concept of GRAIL mission.

July 22, 2011

NASA Announces Launch Tweetup for GRAIL Moon Mission

NASA will host a two-day launch Tweetup for 150 of its Twitter followers on Sept. 7-8 at the agency's Kennedy Space Center in Florida.

Read more

 
Oblique view of Gale Crater from the Northwest

July 22, 2011

NASA's Next Mars Rover to Land at Gale Crater

NASA's next Mars rover will land at the foot of a layered mountain inside the planet's Gale crater.

Read more

 
NASA's Dawn spacecraft obtained this image with its framing camera on July 18, 2011.

July 21, 2011

NASA's Dawn Spacecraft Beams Back New Photo

NASA's Dawn mission, in orbit around Vesta, captured the latest image from a distance of about 6,500 miles (10,500 kilometers) kilometers from the giant asteroid.

Read more

 
Drive Direction Image by Opportunity After Surpassing 20 Miles

July 19, 2011

NASA's Opportunity Tops 20 Miles of Mars Driving

NASA's Mars Exploration Rover Opportunity completed a drive on July 17 that took the vehicle's total driving distance on Mars past 20 miles.

Read more

 
Technicians use an overhead crane to lower NASA's Juno spacecraft onto a fueling stand at Astrotech's Hazardous Processing Facility in Titusville, Fla.

July 19, 2011

Juno Processing Continues in Florida

NASA's Juno spacecraft in final preparations for the opening of its launch period Aug. 5, 2011.

Read more

 
Curiosity - The Next Mars Rover

July 18, 2011

NASA to Announce Landing Site for New Mars Rover

NASA and the Smithsonian's National Air and Space Museum will host a news conference 10 a.m. EDT, Friday, July 22 to announce the selected landing site for the next Mars rover.

Read more

 
Latest Image of Vesta captured by Dawn on July 17, 2011

July 18, 2011

NASA Dawn Spacecraft Returns Close-Up Image of Vesta

NASA's Dawn spacecraft has returned the first close-up image after beginning its orbit around the giant asteroid Vesta.

Read more

 
NASA's Dawn spacecraft, illustrated in this artist's concept, is propelled by ion engines.

July 16, 2011

NASA's Dawn Spacecraft Enters Orbit Around Asteroid Vesta

NASA's Dawn spacecraft on Saturday became the first probe ever to enter orbit around an object in the main asteroid belt between Mars and Jupiter.

Read more

 
This visitor from deep space, seen here by NASA's Wide-field Infrared Survey Explorer

July 14, 2011

Comet Hartley 2 Leaves a Bumpy Trail

Comet Hartley 2 is a little bit like Hansel and Gretel, leaving behind a trail of ice crumbs as it circles the sun.

Read more

 
Asteroid Vesta

July 14, 2011

NASA Spacecraft to Enter Asteroid's Orbit on July 15

On July 15, NASA's Dawn spacecraft will begin a prolonged encounter with the asteroid Vesta, making the mission the first to enter orbit around a main-belt asteroid.

Read more

 
NASA's Dawn spacecraft, illustrated in this artist's concept, is propelled by ion engines.

July 7, 2011

Dawn Team Members Check out Spacecraft

Mission managers for NASA's Dawn spacecraft are studying the spacecraft's ion propulsion system after Dawn experienced a loss of thrust on June 27.

Read more

 
Juno and Jupiter artist's depiction

July 7, 2011

Gas Giant Spacecraft All Gassed Up

NASA's Juno spacecraft is in the final preparation stages for its mission to Jupiter.

Read more

 
Catching Its Tail

July 6, 2011

Cassini Captures Images and Sounds of Saturn Storm

Scientists analyzing data from NASA's Cassini spacecraft now have the first-ever, up-close details of a Saturn storm that is eight times the surface area of Earth.

Read more

 
Workers guide Juno's Centaur upper stage onto the mission's waiting Atlas V rocket.

July 5, 2011

NASA's Spacecraft T-Minus One Month to Jupiter Period

NASA's Juno spacecraft is one month away from the opening of its launch period.

Read more

 
Juno spacecraft undergoes testing at Astrotech payload processing facility, Titusville, Fla.

June 24, 2011

Juno Blanket Check

Juno undergoes testing prior to its August launch to Jupiter.

Read more

 
Mars Rover Curiosity in Artist's Concept, Close-up

June 24, 2011

New Animation Depicts Next Mars Rover in Action

A new, high-definition animation of NASA's Mars Science Laboratory mission combines real scenes of Mars with spacecraft events such as landing on Mars and drilling into rocks.

Read more

 
NASA's Juno spacecraft passes in front of Jupiter in this artist's depiction.

June 24, 2011

NASA to Host Launch Tweetup for Jupiter-Bound Mission

NASA will host a two-day launch Tweetup for 150 of its Twitter followers on Aug. 4-5 at the agency's Kennedy Space Center in Florida.

Read more

 
Artist Rendering of the Genesis Spacecraft

June 23, 2011

NASA Mission Suggests Sun and Planets Constructed Differently

Researchers analyzing samples returned by NASA's 2004 Genesis mission have discovered that our sun and its inner planets may have formed differently than previously thought.

Read more

 
Dawn Approaching Vesta

June 23, 2011

Dawn Nears Start of Year-Long Stay at Giant Asteroid

NASA's Dawn spacecraft is on track to begin the first extended visit to a large asteroid.

Read more

 
Curiosity, the Mars Science Laboratory mission's rover, along with the mission's descent stage, arrived at NASA's Kennedy Space Center, Fla.

June 23, 2011

NASA Mars Rover Arrives in Florida After Cross-Country Flight

NASA's next Mars rover has completed the journey from its California birthplace to Florida in preparation for launch this fall.

Read more

 
Bursting at the Seams

June 22, 2011

Cassini Captures Ocean-Like Spray at Saturn Moon

NASA's Cassini spacecraft has discovered the best evidence yet for a large-scale saltwater reservoir beneath the icy crust of Saturn's moon Enceladus.

Read more

 
Airborne Testing for Mars Landing Radar by Dryden F/A-18

June 21, 2011

Radar for Mars Gets Flight Tests at NASA Dryden

In a series of diving flights, an F/A-18 aircraft at NASA's Dryden Flight Research Center in California is carrying a test model of the radar for the next landing on Mars.

Read more

 
NASA's Dawn spacecraft, illustrated in this artist's concept, is propelled by ion engines.

June 20, 2011

NASA Hosts Preview of Visit to Large Asteroid

NASA will host a news briefing at 11 a.m. PDT (2 p.m. EDT) on Thursday, June 23, to discuss the Dawn spacecraft's year-long visit to the large asteroid Vesta.

Read more

 
NASA's Cassini spacecraft obtained this unprocessed image of Saturn's moon Helene on June 18, 2011.

June 20, 2011

Cassini Captures Ice Queen Helene

NASA's Cassini spacecraft has successfully completed its second-closest encounter with Saturn's icy moon Helene, beaming down raw images of the small moon.

Read more

 
Introducing Comet Hartley 2

June 16, 2011

Science Paper Details NASA Epoxi Flyby of Hyper Comet

NASA's EPOXI mission found that Comet Hartley 2 is a hyperactive little comet, spewing out more water than most other comets its size.

Read more

 
Artist's concept of NASA's Cassini spacecraft at Saturn.

June 15, 2011

Plasma Spectrometer Operations on Hold

Mission managers for NASA's Cassini spacecraft have suspended operation of the Cassini plasma spectrometer instrument on Tuesday, June 14, 2011.

Read more

 
This artist's concept shows NASA's two Voyager spacecraft exploring a turbulent region of space known as the heliosheath.

June 15, 2011

Recalculating the Distance to Interstellar Space

Data from NASA's Voyager and Cassini spacecraft suggest Voyager could reach the space between stars sooner than previously thought.

Read more

 
The solar minimum occurs approximately every 11 years when fewer sunspots like these appear.

June 14, 2011

New Insights on How Solar Minimums Affect Earth

Since 1611, humans have recorded the comings and goings of black spots on the sun.

Read more

 
Mars Rover Curiosity, Front View

June 13, 2011

NASA's Curiosity Continues Mobility Checkouts

America's next Mars rover, Curiosity, has been driving and moving its arm during its final weeks at its California birthplace.

Read more

 
Vesta's surface comes into view

June 13, 2011

Dawn Captures Video on Approach to Asteroid Vesta

Scientists working with NASA's Dawn spacecraft have created a new video showing the giant asteroid Vesta as the spacecraft approaches this unexplored world in the main asteroid belt.

Read more

 
This artist's concept shows NASA's two Voyager spacecraft exploring a turbulent region of space known as the heliosheath

June 9, 2011

Probes Suggest Magnetic Bubbles at Solar System Edge

Observations from NASA's Voyager spacecraft suggest the edge of our solar system may not be smooth, but filled with a turbulent sea of magnetic bubbles.

Read more

 
Opportunity's First Goal at Endeavour Crater: 'Spirit Point'

June 8, 2011

Opportunity Heads Toward 'Spirit Point'

NASA's Mars Exploration Rover Opportunity is driving toward a destination informally named "Spirit Point" in honor of the rover's twin.

Read more

 
Opportunity Beside a Small, Young Crater

June 2, 2011

Opportunity Passes Small Crater and Big Milestone

After a recent encounter with a young crater, NASA Mars Exploration Rover Opportunity surpassed 30 kilometers (18.64 miles) in total driving yesterday (June 1).

Read more

 
Mast Camera View of Curiosity's Deck

May 31, 2011

Camera Duo on Mars Rover Mast Will Shoot Color Views

The main science imaging instrument on NASA's Mars rover Curiosity combines telephoto and wider-angle full-color cameras to see surroundings in detail and in motion.

Read more

 
Technicians at Astrotech's payload processing facility in Titusville

May 27, 2011

Juno Solar Panels Complete Testing

The solar panels for NASA's Jupiter-bound Juno spacecraft have completed testing, as launch preparations continue.

Read more