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News Articles for Solar System

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	April 16, 2013 How to Target an Asteroid The hunt is on for methods to aim a spacecraft at an asteroid. Read more

	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

	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

	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

	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

	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

	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

	April 10, 2013 NASA Associate Administrator on Asteroid Initiative The following are statements from the associate administrators of three NASA directorates. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	March 18, 2013 Goldstone Radar Snags Images of Asteroid 2013 ET Scientists capture radar images of asteroid 2013 ET. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	November 2, 2012 Scientists Monitor Comet Breakup Comet 168P/Hergenrother is breaking up, right before our very eyes. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	May 2, 2012 Cassini, Saturn Moon Photographer NASA's Cassini spacecraft successfully flies by Saturn's moons Enceladus and Dione. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	March 28, 2012 Icy Moons through Cassini's Eyes NASA's Cassini spacecraft successfully flies by Saturnian moons. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	January 12, 2012 Cassini Testing Part of Its Radio System The spacecraft has been communicating with Earth using an auxiliary oscillator. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	September 10, 2011 GRAIL Launch Milestones NASA's GRAIL mission blasts off from Cape Canaveral Air Force Station, Fla. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	June 24, 2011 Juno Blanket Check Juno undergoes testing prior to its August launch to Jupiter. Read more

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	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

	May 25, 2011 NASA's Spirit Rover Completes Mission on Mars NASA's Mars rover Spirit, which overcame many obstacles during a prolonged lifetime to achieve discoveries about water and environments on ancient Mars, has finished its work. Read more

	May 24, 2011 NASA Concludes Attempts to Contact Mars Rover Spirit NASA is ending attempts to regain contact with the long-lived Mars Exploration Rover Spirit, which last communicated on March 22, 2010. Read more

	May 24, 2011 Mars Science Laboratory Mission Status Report During processing of NASA's Mars Science Laboratory at NASA's Kennedy Space Center, Fla., an incident occurred on Friday, May 20, involving the spacecraft's back shell. Read more

	May 23, 2011 NASA's Twin Craft Arrive in Florida for Moon Mission Two NASA spacecraft with a date for lunar orbit early next year have arrived in Florida to prepare for a launch in September. Read more

	May 19, 2011 NASA's Two Lunar-Bound Spacecraft, Vacuum-Packed NASA twin GRAIL spacecraft have completed pre-shipment assembly and testing. Read more

	May 19, 2011 Cassini and Telescope See Violent Saturn Storm NASA's Cassini spacecraft and a European Southern Observatory ground-based telescope tracked the growth of a giant early-spring storm in Saturn's northern hemisphere that is so powerful it stretches around the entire planet. Read more

	May 18, 2011 Mars Rover Driving Leaves Distinctive Tracks A dance-step pattern visible in wheel tracks imprinted recently by NASA's Mars Exploration Rover Opportunity results from use of an autonomous hazard-checking technique. Read more

	May 13, 2011 Mars Mission Components Delivered to Florida The aeroshell and cruise stage for NASA's Mars Science Laboratory spacecraft arrived at NASA's Kennedy Space Center, Fla., Thursday night from California and Colorado. Read more

	May 12, 2011 Galileo Data Reveal Magma Ocean Under Jupiter Moon New data analysis from NASA's Galileo spacecraft reveals a subsurface ocean of molten or partially molten magma beneath the surface of Jupiter's volcanic moon Io. Read more

	May 11, 2011 NASA's Dawn Captures First Image of Nearing Asteroid NASA's Dawn spacecraft has obtained its first image of the giant asteroid Vesta, which will help fine-tune navigation during its approach. Read more

	May 5, 2011 NASA Administrator Visits Jupiter-Bound Spacecraft NASA administrator Charlie Bolden visited the space agency's next mission to Jupiter on Thursday. Read more

	May 5, 2011 NASA Selects Investigations for Future Key Missions NASA has selected three science investigations from which it will pick one potential 2016 mission to look at Mars' interior for the first time. Read more

	May 4, 2011 Comet Elenin: Preview of a Coming Attraction A visitor from the outer reaches of our solar system might sound ominous. But comets do this all the time. Read more

	May 4, 2011 Mars Tribute Marks Memories of Shepard's Flight A relatively young crater on Mars informally bears the name of the Freedom 7 spacecraft that astronaut Alan Shepard piloted in America's first human spaceflight 50 years ago. Read more

	May 3, 2011 NASA Space Images App, Website Broaden Cosmic Horizons Professional and amateur space aficionados are in for a treat with the new Space Images Version 2 app, created by NASA's Jet Propulsion Laboratory, Pasadena Calif. Read more

	May 3, 2011 Dawn Reaches Milestone Approaching Asteroid Vesta NASA's Dawn spacecraft has reached its official approach phase to the asteroid Vesta and will begin using cameras for the first time to aid navigation. Read more

	May 2, 2011 Spacecraft Earth to Perform Asteroid 'Flyby' This Fall NASA spacecraft have already flown past comets and asteroids, and now Earth itself will "fly by" an object that will provide NASA scientists a unique observing opportunity. Read more

	April 28, 2011 Voyager Set to Enter Interstellar Space Humanity's Farthest Spacecraft: Expect the Unexpected Read more

	April 27, 2011 Five Things About NASA's Voyager Mission Here are five things you should know about NASA's twin Voyager 1 and 2 spacecraft, the longest continuously-operating spacecraft in deep space. Read more

	April 26, 2011 NASA Invites Public to Journey Toward Interstellar Space NASA will hold a special NASA Science Update at 10 a.m. PDT (1 p.m. EDT) on Thursday, April 28, to discuss the unprecedented journey of NASA's twin Voyager spacecraft to the edge of our solar system. Read more

	April 21, 2011 NASA Orbiter Reveals Big Changes in Mars' Atmosphere NASA's Mars Reconnaissance Orbiter has discovered the total amount of atmosphere on Mars changes dramatically as the tilt of the planet's axis varies. Read more

	April 20, 2011 Cassini Sees Saturn Electric Link With Enceladus NASA is releasing the first images and sounds of an electrical connection between Saturn and one of its moons, Enceladus. Read more

	April 14, 2011 Fast-Rotating Asteroid Winks For Astronomer's Camera An amateur astronomer's video of a newly discovered near-Earth object shows the space rock to be tumbling at a fast rate. Read more

	April 11, 2011 Mars Rover's 'Gagarin' Moment Applauded Exploration Approaching the 50th anniversary of the first human spaceflight, Mars rover team members are remembering a Martian rock informally named for Yuri Gagarin. Read more

	April 8, 2011 NASA's Jupiter-Bound Spacecraft Arrives in Florida NASA's Juno spacecraft has arrived in Florida to begin final preparations for a launch this summer. Read more

	April 8, 2011 WISE Mission Spots 'Horseshoe' Asteroid Astronomers using data from NASA's WISE mission have found an asteroid that appears to slowly trace out a horseshoe shape in space, as seen from Earth. Read more

	April 7, 2011 New Theory: Titan Shaped By Weather, Not Ice Volcanoes Have the surface and belly of Saturn's smog-shrouded moon Titan recently simmered like a chilly, bubbling cauldron with ice volcanoes, or has this distant moon gone cold? Read more

	April 6, 2011 NASA's Next Mars Rover Nears Completion New images show Curiosity, the rover for NASA's Mars Science Laboratory mission, looking similar to how it will appear after it lands on Mars in August 2012. Read more

	March 31, 2011 Forensic Sleuthing Ties Ring Ripples to Impacts Scientists using data from NASA's Cassini, Galileo and New Horizons missions have traced ripples in the rings of Saturn and Jupiter back to collisions with cometary fragments. Read more

	March 29, 2011 When is an Asteroid Not an Asteroid? When it's Vesta! On the anniversary of Vesta's discovery day, NASA's Dawn mission celebrates this extraordinary hunk of rock. Read more

	March 25, 2011 Work Stopped on Alternative Cameras for Mars Rover The main camera instrument for the next rover to Mars will use a pair of cameras with different focal lengths, already installed and tested, rather than twin zoom cameras. Read more

	March 24, 2011 NASA's Venerable Comet Hunter Wraps Up Mission At 33 minutes after 4 p.m. PDT today, NASA's Stardust spacecraft finished its last transmission to Earth. Read more

	March 23, 2011 NASA's Stardust: Good to the Last Drop NASA's most traveled comet hunter goes out in style with one final burn of its rocket motors. Read more

	March 22, 2011 Juno Marches On NASA's Jupiter-bound spacecraft, Juno, is undergoing testing prior to shipment to NASA's Kennedy Space Center. Read more

	March 22, 2011 Cassini Finds Saturn Sends Mixed Signals Radio signals from Saturn's northern and southern hemisphere sing out of sync and have crossed each other since the planet's equinox. Read more

	March 21, 2011 Dawn Opens its Eyes, Checks its Instruments In preparation for orbiting Vesta this summer, the spacecraft's camera system and other instruments have successfully awakened from hibernation. Read more

	March 18, 2011 Alternatives Have Begun in Bid to Hear from Spirit Hopes for reviving NASA's Spirit Mars rover dimmed further with passage last week of the point at which the rover's locale received its maximum sunshine for the Martian year. Read more

	March 18, 2011 Next Mars Rover Gets a Test Taste of Mars Conditions For most of this month, the Mars Science Laboratory mission's rover, Curiosity, is inside a sealed chamber where conditions simulate those it will experience on Mars. Read more

	March 17, 2011 Madrid Event Marks Spain's Role in Next Mars Mission Governments of the United States and Spain saluted collaboration in the Mars Science Laboratory mission with an agreement-signing ceremony today, March 17, in Madrid. Read more

	March 17, 2011 Cassini Sees Seasonal Rains Transform Titan's Surface As spring continues to unfold at Saturn, April showers on the planet's largest moon, Titan, have brought methane rain to its equatorial deserts, as revealed by Cassini. Read more

	March 10, 2011 Dawn Gets Vesta Target Practice Practice mapping of Vesta produces an animation and still images that show scientists' best guess about the surface and shape of the giant asteroid. Read more

	March 9, 2011 Prolific NASA Orbiter Reaches Five-Year Mark NASA's versatile Mars Reconnaissance Orbiter, which began orbiting Mars five years ago tomorrow, March 10, has radically expanded our knowledge of the Red Planet and is now working overtime. Read more

	March 9, 2011 Color View from Orbit Shows Mars Rover Beside Crater A new color view from NASA's Mars Reconnaissance Orbiter catches the rover Opportunity at work beside a football-field-size crater which the rover will soon leave behind. Read more

	March 8, 2011 Some of Mars' Missing Carbon Dioxide May be Buried Rocks on Mars dug from far underground by crater-blasting impacts are providing glimpses of one possible way Mars' atmosphere has become much less dense than it used to be. Read more

	March 8, 2011 Voyager Seeks the Answer Blowin' in the Wind In which direction is the sun's stream of charged particles banking when it nears the edge of the solar system? Read more

	March 7, 2011 NASA's Jupiter-Bound Spacecraft Taking Shape In Denver NASA's Juno spacecraft is undergoing final testing before shipment to the Cape Canaveral Air Force Station for launch this summer. Read more

	March 7, 2011 Cassini Finds Enceladus is a Powerhouse Heat output from the south polar region of Saturn's moon Enceladus is much greater than was previously thought possible. Read more

	February 18, 2011 Can WISE Find the Hypothetical 'Tyche'? This colorful picture is a mosaic of the Lagoon nebula taken by NASA’s Wide-field Infrared Survey Explorer, or WISE. Read more

	February 18, 2011 Advanced NASA Instrument Gets Close-up on Mars Rocks NASA's next Mars rover, Curiosity, will take a next generation "hands-on" look at rocks and soils to determine the chemical makeup near its landing zone. Read more

	February 17, 2011 Cassini to Sample Magnetic Environment around Titan Skimming close to Saturn's moon Titan on Friday, Feb. 18 will teach scientists about the interaction between Titan and Saturn's magnetosphere. Read more

	February 15, 2011 NASA Releases Images of Man-Made Crater on Comet NASA's Stardust spacecraft returned new images of a comet showing a scar resulting from the 2005 Deep Impact mission. Read more

	February 15, 2011 Comet Hunter's First Images on the Ground JPL Mission controllers have begun receiving the first of 72 anticipated images of comet Tempel 1 taken by NASA's Stardust spacecraft. Read more

	February 14, 2011 NASA's Stardust Spacecraft Completes Comet Flyby Mission controllers at NASA's Jet Propulsion Laboratory, Pasadena, Calif., watched as data downlinked from the Stardust spacecraft indicated it completed its closest approach with comet Tempel 1. Read more

	February 14, 2011 Happy Valentine's Day from Mars Hearty thoughts are prompted by the image of a crater in the Arabia Terra region of Mars, taken by the Conext Camera on NASA's Mars Reconnaissance Orbiter. Read more

	February 14, 2011 NASA's Stardust-NExT: Valentine's Night Comet Flyby As of about 10 p.m. PST (1 a.m. EST on Feb. 15), NASA's Stardust spacecraft has turned to point its high-gain antenna at Earth and started downlinking data through that antenna. Read more

	February 14, 2011 The Two Faces of Tempel 1 Whichever part of comet Tempel 1 is facing toward Stardust when the spacecraft zips by the comet tonight should provide some great new science. Read more

	February 10, 2011 Five Things About NASA's Valentine's Day Comet Here are five facts about NASA's Stardust-NExT spacecraft as it prepares for a Valentine's "date" with comet Tempel 1. Feel free to sing along! Read more

	February 9, 2011 Heading Into the Bonus Round -- in Space Stardust-NExT, history's most traveled comet hunter, has a rich legacy of space firsts. Read more

	February 8, 2011 NASA Hosting Events for Valentine's Night Comet Encounter NASA will host several live activities for the Stardust-NExT mission's close encounter with comet Tempel 1. Read more

	February 8, 2011 Stardust Celebrates Twelve Years With Rocket Burn NASA's Stardust-NExT mission team on Earth marked the spacecraft's 12th anniversary in space with a flight path correction maneuver. Read more

	February 4, 2011 Proposed Mission to Jupiter System Achieves Milestone NASA-ESA Proposal to Study the Moons Europa and Ganymede Maps Joint Strategy. Read more

	February 3, 2011 Surprise Hidden in Titan's Smog: Cirrus-Like Clouds Scientists report details about thin, wispy clouds of ice particles, similar to Earth's cirrus clouds, on Saturn's largest moon, smoggy Titan. Read more

	February 3, 2011 Northern Mars Landscape Actively Changing Sand dunes in a vast area of northern Mars long thought to be frozen in time are changing with both sudden and gradual motions, according to research using images from a NASA orbiter. Read more

	February 1, 2011 NASA Stardust Adjusts Flight Path for Comet Meetup NASA's Stardust spacecraft has executed a rocket burn to refine its flight path toward a Valentine's Day comet encounter. Read more

	February 1, 2011 Cassini Sends Back Postcards of Saturn Moons Portraits of Helene, Enceladus and Mimas Read more

	February 1, 2011 NASA's NEOWISE Completes Scan for Asteroids and Comets NASA's NEOWISE mission has completed its survey of small bodies, asteroids and comets, in our solar system. Read more

	January 26, 2011 NASA Comet Hunter Spots Its Valentine NASA's Stardust spacecraft is closing in on a Valentine's Day date with comet Tempel 1. Read more

	January 26, 2011 Asteroids Ahoy! Jupiter Scar Likely from Rocky Body A hurtling asteroid about the size of the Titanic caused the scar that appeared in Jupiter's atmosphere on July 19, 2009, according to two recent papers. Read more

	January 21, 2011 Voyager Celebrates 25 Years Since Uranus Visit In 1986, NASA's Voyager 2 made the only close approach to date of our mysterious seventh planet from the sun. Read more

	January 20, 2011 Mars Sliding Behind Sun After Rover Anniversary The team operating NASA's Mars rover Opportunity will temporarily suspend commanding for 16 days after the rover's seventh anniversary next week, but the rover will stay busy. Read more

	January 19, 2011 NASA Spacecraft Prepares for Valentine's Day Comet Rendezvous NASA's Stardust-NExT spacecraft is nearing a celestial date with comet Tempel 1 at approximately 8:37 p.m. PST (11:37 p.m. EST), on Feb. 14. Read more

	January 18, 2011 NASA Mars Rover Will Check for Ingredients of Life One of the jobs for the biggest science instrument on NASA's next Mars rover will be to check for the carbon-based molecular building blocks of life. Read more

	January 13, 2011 Cassini Rocks Rhea Rendezvous NASA's Cassini spacecraft has successfully completed its closest flyby of Saturn's moon Rhea, returning raw images of the icy moon's surface. Read more

	January 12, 2011 Cassini's Snaps of Rhea Coming Down Raw images obtained by NASA's Cassini spacecraft from the closest flyby of Saturn's moon Rhea have begun streaming to Cassini's raw image page. Read more

	January 11, 2011 NASA Radar Reveals Features on Asteroid This 36-frame video, from NASA's Goldstone Solar System Radar, depicts the rotation of asteroid JL33 - an irregular, elongated object roughly 1.8 kilometers (1.1) miles wide. Read more

	January 11, 2011 Web-Streamed Event Will Cover Mars Science Findings Scientists will discuss recent discoveries about Mars and future Mars exploration at a Jan. 13 event to be streamed live and archived. Read more

	January 10, 2011 Cassini to Probe Rhea for Clues to Saturn Rings Saturn's icy moon Rhea might seem a strange place to look for clues to understanding the vast majestic rings encircling Saturn. Read more

	January 4, 2011 NASA Checking on Rover Spirit During Martian Spring Nine months after last hearing from the Mars rover Spirit, NASA is stepping up efforts to regain communications with the rover before spring ends on southern Mars in mid-March. Read more

	January 4, 2011 Rover Will Spend 7th Birthday at Stadium-Size Crater NASA's Mars Reconnaissance Orbiter has photographed the Mars Exploration Rover Opportunity beside a crater where the rover will spend the seventh anniversary of its landing. Read more

	December 29, 2010 Cassini Celebrates 10 Years Since Jupiter Encounter NASA's Cassini spacecraft made its closest approach to the solar system's biggest planet on Dec. 30, 2000. Read more

	December 23, 2010 Opportunity Studying a Football-Field Size Crater NASA's Mars Exploration Rover Opportunity will spend a few weeks investigating a football-field-size crater informally named 'Santa Maria.' Read more

	December 22, 2010 Contract Marks New Generation for Deep Space Network NASA has taken the next step toward a new generation of Deep Space Network antennas. Read more

	December 22, 2010 NASA's Next Mars Rover to Zap Rocks With Laser NASA's next Mars rover, Curiosity, will shoot a laser at rocks and patches of soil with enough power to generate a flash revealing each target's atomic ingredients. Read more

	December 22, 2010 Mars Movie: I'm Dreaming of a Blue Sunset A new Mars movie clip gives us a rover's-eye view of a bluish Martian sunset, while another clip shows the silhouette of the moon Phobos passing in front of the sun. Read more

	December 21, 2010 Cassini Finishes Sleigh Ride by Icy Moons On the heels of a successful close flyby of Saturn's moon Enceladus, NASA's Cassini spacecraft is returning images of Enceladus and the nearby moon Dione. Read more

	December 20, 2010 Cassini Marks Holidays With Dramatic Views of Rhea Newly released for the holidays, images of Saturn's second largest moon Rhea obtained by Cassini show dramatic views of fractures and craters on the moon's surface. Read more

	December 20, 2010 Cassini Takes Close-Up of Enceladus Northern Hemisphere NASA's Cassini spacecraft will be making its close flyby of the northern hemisphere of Saturn's moon Enceladus today, Monday, Dec. 20. Read more

	December 16, 2010 NASA Spacecraft Provides Travel Tips for Mars Rover NASA's Mars Opportunity rover is getting important tips from an orbiting spacecraft as it explores areas that might hold clues about past Martian environments. Read more

	December 15, 2010 NASA's Odyssey Spacecraft Sets Exploration Record on Mars NASA's Mars Odyssey, which launched in 2001, will break the record Wednesday for longest-serving spacecraft at the Red Planet. Read more

	December 14, 2010 Hot Plasma Explosions Inflate Saturn's Magnetic Field New Cassini findings show enormous clouds of hot plasma periodically bloom around Saturn and move like an unbalanced load of laundry on spin cycle. Read more

	December 14, 2010 Cassini Spots Potential Ice Volcano on Saturn Moon NASA's Cassini spacecraft has found possible ice volcanoes on Saturn's moon Titan that are similar in shape to those on Earth that spew molten rock. Read more

	December 13, 2010 NASA Probe Sees Solar Wind Decline The 33-year odyssey of NASA's Voyager 1 spacecraft has reached a distant point at the edge of our solar system where there is no outward motion of solar wind. Read more

	December 9, 2010 Odyssey Orbiter Nears Martian Longevity Record By the middle of next week, NASA's Mars Odyssey orbiter will have worked longer at Mars than any other spacecraft in history. Read more

	December 1, 2010 Cassini Returns Images of Bright Jets at Enceladus NASA's Cassini spacecraft successfully dipped near the surface of Saturn's moon Enceladus on Nov. 30. Read more

	December 1, 2010 Pits, Flows, Other Scenes in New Set of Mars Images Thousands of new Mars images from 340 observations by the highest resolution camera orbiting the Red Planet include scenes of rimless pits, mud volcanoes and other features. Read more

	November 30, 2010 Mars Rover Construction Webcam Tops Million Viewers More than one million people have watched assembly and testing of NASA's next Mars rover via a live webcam since it went online in October. Read more

	November 30, 2010 Spain Supplies Weather Station for Next Mars Rover As it explores a region of Mars, NASA's rover Curiosity will monitor temperatures, winds, humidity and other environmental variables using tools supplied by Spain. Read more

	November 29, 2010 Cassini Finds Warm Cracks on Enceladus New images and data from NASA's Cassini spacecraft give scientists a unique Saturn-lit view of active fissures through the south polar region of Saturn's moon Enceladus. Read more

	November 29, 2010 Thin Air - Cassini Finds Ethereal Atmosphere at Rhea NASA's Cassini spacecraft has detected a very tenuous atmosphere infused with oxygen and carbon dioxide around Saturn's icy moon Rhea. Read more

	November 24, 2010 Cassini Back to Normal, Ready for Enceladus NASA's Cassini spacecraft resumed normal operations today, Nov. 24. All science instruments have been turned back on, the spacecraft is properly configured and Cassini is in good health. Read more

	November 24, 2010 Stripes Are Back in Season on Jupiter New NASA images support findings that one of Jupiter's stripes that "disappeared" last spring is now showing signs of a comeback. Read more

	November 22, 2010 NASA Spacecraft Burns for Another Comet Flyby NASA's Stardust spacecraft fired its rockets to adjust its flight path today, Nov. 22, to set itself up for a flyby of comet Tempel 1 next February. Read more

	November 19, 2010 Scientists Chosen to Help on Venus Climate Orbiter NASA has established a Venus Climate Orbiter Participating Scientist Program to complement scientific return of the Japan Aerospace Exploration Agency (JAXA)-led Venus Climate Orbiter, or "Akatsuki" mission. Read more

	November 18, 2010 NASA Mars Rover Images Honor Apollo 12 NASA's Mars Exploration Rover Opportunity has visited and photographed two craters informally named for the spacecraft that carried men to the moon 41 years ago this week. Read more

	November 18, 2010 NASA Spacecraft Sees Cosmic Snow Storm During Comet Encounter The EPOXI mission's recent encounter with comet Hartley 2 provided the first images clear enough for scientists to link jets of dust and gas with specific surface features. Read more

	November 16, 2010 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

	November 16, 2010 Camera on Curiosity's Arm will Magnify Clues in Rocks A camera installed this month on the robotic arm of NASA's next Mars rover will do close-up inspections for clues to Martian environments, but it can look far away, too. Read more

	November 11, 2010 Saturn Then and Now: 30 Years Since Voyager Visit NASA's Voyager 1 spacecraft made its closest approach to Saturn on Nov. 12, 1980, revealing mysteries that NASA's Cassini spacecraft is working to crack. Read more

	November 10, 2010 Cassini Sees Saturn on a Cosmic Dimmer Switch Saturn put out less energy over the years and emitted it in a lopsided fashion. Read more

	November 9, 2010 Status Update: Cassini to Resume Nominal Operations Engineers at NASA's Jet Propulsion Laboratory, Pasadena, Calif., expect the Cassini spacecraft will resume normal operations on Nov. 24. Read more

	November 9, 2010 Sensor on Mars Rover to Measure Radiation Environment One of the experiments on NASA's Mars Science Laboratory mission will measure the natural radiation environment to aid plans for future human missions. Read more

	November 5, 2010 Flight of the Comet This video clip was compiled from images taken by NASA's EPOXI mission spacecraft during its flyby of comet Hartley 2 on Nov. 4. Read more

	November 4, 2010 Engineers Assessing Cassini Spacecraft Engineers at NASA's Jet Propulsion Laboratory are working to understand what caused NASA's Cassini spacecraft to put itself into "safe mode," a precautionary standby mode. Read more

	November 4, 2010 NASA EPOXI Flyby Reveals New Insights Into Comet Features Scientists say initial images from today's flyby of comet Hartley 2 provide new information about the comet's volume and material spewing from its surface. Read more

	November 4, 2010 NASA Mission Successfully Flies by Comet Hartley 2 NASA's EPOXI mission successfully flew by comet Hartley 2 at about 7 a.m. PDT (10 a.m. EDT) today, and the spacecraft has begun returning images. Hartley 2 is the fifth comet nucleus visited by a spacecraft. Read more

	November 4, 2010 Epoxi Flyby of Comet Hartley 2 Underway Mission controllers at NASA's Jet Propulsion Laboratory in Pasadena, Calif., have relayed final instructions to their comet-bound spacecraft today, Nov. 3. Read more

	November 2, 2010 The Man Behind Comet Hartley 2 Malcolm Hartley has seen a whole lot of the universe over the last 40 years, but he'd never had a close-up view of a comet named after him. Read more

	November 2, 2010 NASA Spacecraft on Final Approach Toward Comet NASA's EPOXI mission spacecraft steadily approaches its target, comet Hartley 2, as it completes its final flight-path adjustment. Read more

	November 2, 2010 Mars Rovers Mission Using Cloud Computing The project team that built and operates the Mars rovers Spirit and Opportunity has become the first NASA space mission to use cloud computing for daily mission operations. Read more

	November 1, 2010 NASA's Comet Mission May Face Multiple Jets Nov. 4 Images from NASA's EPOXI mission shows jets emanating from comet Hartley 2. Read more

	November 1, 2010 Cassini Sees Saturn Rings Oscillate Like Mini-Galaxy Scientists believe they finally understand why one of the most dynamic regions in Saturn's rings has such an irregular and varying shape, thanks to images captured by NASA's Cassini spacecraft. Read more

	November 1, 2010 NASA to Host Live Events for November 4 Comet Encounter NASA will hold a series of news and educational events about the EPOXI mission's close encounter with comet Hartley 2, scheduled to occur at approximately 7 a.m. PDT (10 a.m. EDT) on Thursday, Nov. 4. Read more

	October 31, 2010 Silica on a Mars Volcano Tells of Wet and Cozy Past Mounds of a mineral deposited on a volcanic cone more than three billion years ago may preserve evidence of one of the most recent habitable microenvironments on Mars. Read more

	October 29, 2010 New Project Manager as Voyager Explores New Territory As NASA's two Voyager spacecraft hurtle towards the edge of our solar system, a new project manager will shepherd the spacecraft into this unexplored territory. Read more

	October 29, 2010 Study Links Fresh Mars Gullies to Carbon Dioxide Images from NASA's Mars Reconnaissance Orbiter implicate that carbon-dioxide frost, rather than water, is causing fresh flows of sand on some of the planet's dune gullies. Read more

	October 28, 2010 Space Radar Provides a Taste of Comet Hartley 2 A massive space-radar dish in Puerto Rico is providing an appetizing glimpse at a cometary target for a Nov. 4 encounter by NASA's EPOXI mission. Read more

	October 28, 2010 NASA Trapped Mars Rover Finds Evidence of Subsurface Water The ground where NASA's Mars Exploration Rover Spirit became stuck last year holds evidence that water, perhaps as snow melt, trickled into the subsurface fairly recently. Read more

	October 27, 2010 NASA Spacecraft Preps for Comet Flyby NASA's EPOXI mission has successfully performed one of its final maneuvers as it prepares for a comet flyby on Nov. 4. Read more

	October 27, 2010 NASA Goddard Delivers Magnetometers for Juno Mission Instruments will map Jupiter's magnetic field with great accuracy and observe its variations over time. Read more

	October 26, 2010 Countdown to Comet Flyby Down to Nine Days NASA's EPOXI mission continues to close in on its target, comet Hartley 2, at a rate of 12.5 kilometers (7.8 miles) per second. Read more

	October 25, 2010 Five Things About NASA's EPOXI Mission Here are five quick facts about the EPOXI mission, scheduled to fly by comet Hartley 2 on Nov. 4, 2010. Read more

	October 21, 2010 New Cometary Phenomenon Greets Approaching Spacecraft Scientists expected the unexpected during NASA's EPOXI mission flyby of comet Hartley 2. They just didn't expect the unexpected quite so unexpectedly. Read more

	October 21, 2010 Watch Construction of NASA's New Mars Rover Live on the Web A newly installed webcam is giving the public an opportunity to watch technicians assemble and test the next NASA Mars rover. Read more

	October 20, 2010 Spring Has Sprung ... On Titan Cassini has captured images of clouds in the equatorial region of Saturn's moon Titan, likely heralding the arrival of spring in the northern hemisphere. Read more

	October 19, 2010 The (Long) Weekend Warrior: Nine Moons, 62 Hours NASA's Cassini spacecraft has successfully glided near nine Saturnian moons, sending back a stream of raw images as mementos of its adrenaline-fueled expedition. Read more

	October 19, 2010 The Comet Cometh: Hartley 2 Visible in Night Sky A comet that makes its closest approach to Earth this Wednesday, Oct. 20, will be scrutinized even more closely by a NASA spacecraft in a little over two weeks. Read more

	October 14, 2010 Long-Lived Mars Odyssey Gets New Project Manager The new project manager for the longest-working spacecraft currently active at Mars, NASA's Mars Odyssey, has a long track record himself. Read more

	October 12, 2010 Giant Star Goes Supernova, Smothered by its Own Dust A giant star in a faraway galaxy recently ended its life with a dust-shrouded whimper instead of the more typical bang. Read more

	October 11, 2010 Small Asteroid to Pass Within Earth-Moon System Tuesday A small asteroid will fly past Earth early Tuesday within the Earth-moon system. Read more

	October 8, 2010 Mobile Mars Lab Almost Ready for Curiosity Rover A suite of instruments to analyze samples of Martian rocks and soil for chemistry relevant to life is being readied in Maryland for NASA's next Mars rover, Curiosity. Read more

	October 8, 2010 NASA Mission to Asteroid Gets Help from Hubble NASA's Hubble Space Telescope has captured images of the large asteroid Vesta that will help refine plans for the Dawn spacecraft's rendezvous with Vesta in July 2011. Read more

	October 7, 2010 Cassini Catches Saturn Moons in Paintball Fight Scientists using data from NASA's Cassini spacecraft have learned that distinctive, colorful bands and splotches embellish the surfaces of Saturn's inner, mid-size moons. Read more

	October 6, 2010 Enceladus May Keep its Oceans Liquid by Wobbling Cassini helps decode the puzzling heat patterns of the Saturnian moon Enceladus. Read more

	October 5, 2010 Thumbs Up Given for 2013 NASA Mars Orbiter NASA's mission to investigate the mystery of how Mars lost much of its atmosphere has won approval for development, and will move toward a 2013 launch. Read more

	October 4, 2010 NASA Mission 'E-Minus' One Month to Comet Flyby Humanity's fifth close up of a comet nucleus is one month away -- and counting down. Read more

	October 4, 2010 Europa's Hidden Ice Chemistry Jupiter's moon is likely the scene of some unexpectedly fast chemistry between water and sulfur dioxide at extremely cold temperatures. Read more

	September 29, 2010 Atmosphere Checked, One Mars Year Before a Landing In preparation for NASA's next rover landing on the Red Planet, one Mars year away, an instrument studying the Martian atmosphere from orbit has begun a campaign. Read more

	September 29, 2010 NASA's EPOXI Mission Sets Up for Comet Flyby NASA's EPOXI mission successfully performed a trajectory correction maneuver today. The maneuver refined the spacecraft's orbit for a flyby of comet Hartley 2 on Nov. 4. Read more

	September 27, 2010 Hello, Saturn Summer Solstice: Cassini's New Chapter NASA's Cassini spacecraft begins its Solstice Mission today. Read more

	September 23, 2010 New Views of Saturn's Aurora, Captured by Cassini A new movie and images showing Saturn's shimmering aurora are helping scientists understand what drives some of the solar system's most impressive light shows. Read more

	September 23, 2010 Cassini Gazes at Veiled Titan NASA's Cassini spacecraft will swing high over Saturn's moon Titan to take a long, sustained look. Read more

	September 21, 2010 Laser Tool for Studying Mars Rocks Delivered to JPL A tool newly delivered from Los Alamos National Laboratory for NASA's Mars rover Curiosity will zap Martian rocks with a laser to learn the rocks' makeup. Read more

	September 21, 2010 Mars Rover Opportunity Approaching Possible Meteorite A dark rock about the size of a toaster oven is visible in images NASA's Mars rover Opportunity took on Sept. 16. It may be a meteorite. The rover is going for a closer look. Read more

	September 21, 2010 Spring on Titan brings sunshine and patchy clouds Scientists working with NASA's Cassini spacecraft are creating the first long-term study of Titan's weather. Read more

	September 20, 2010 Orbiter Resumes Science Observations NASA's Mars Reconnaissance Orbiter resumed observing Mars with its science instruments on Sept. 18, recovering from an unplanned reboot of its computer three days earlier. Read more

	September 17, 2010 Team Restoring Mars Orbiter After Reboot NASA's Mars Reconnaissance Orbiter put itself into a precautionary standby mode after experiencing a spontaneous computer reboot on Sept. 15. Read more

	September 16, 2010 NASA's LRO Exposes Moon's Complex, Turbulent Youth The moon's surface is more complex than previously thought and was bombarded by two distinct populations of asteroids or comets in its youth, according to three new papers in the Sept. 17 issue of Science that describe data from NASA's Lunar Reconnaissance Orbiter. Read more

	September 16, 2010 Five Things About NASA's Mars Curiosity Rover Mars Science Laboratory, aka Curiosity, is part of NASA's Mars Exploration Program, a long-term program of robotic exploration of the Red Planet. Read more

	September 16, 2010 Strong Robotic Arm Extends From Next Mars Rover Tests underway in a JPL clean room will refine the precision of movements by a robotic arm that can reach more than 7 feet in front of NASA's Curiosity Mars rover. Read more

	September 13, 2010 NASA's Next Mars Rover Rolls Over Ramps The rover for NASA's Mars Science Laboratory mission, Curiosity, exercised its mobility system by driving over raised ramps in recent testing at JPL. Read more

	September 9, 2010 NASA Data Shed New Light About Water and Volcanoes on Mars Data from NASA's Phoenix Mars Lander suggest liquid water has interacted with the Martian surface throughout the planet's history and into modern times. Read more

	September 9, 2010 Caught in the Act: Fireballs Light up Jupiter Amateur astronomers are first to detect small objects impacting Jupiter Read more

	September 8, 2010 Opportunity Rover Reaches Halfway Point of Long Trek During a long drive on Labor Day, NASA's Mars Exploration Rover Opportunity reached the estimated halfway point of its journey from Victoria Crater to Endeavour Crater. Read more

	September 8, 2010 Tally-Ho! Deep Impact Spacecraft Eyes Comet Target NASA's Deep Impact spacecraft has beamed down the first of over 64,000 images it will be taking of Comet Hartley 2. Read more

	September 7, 2010 Cassini Captures a Divine Dione Cruising past Saturn's moon Dione this past weekend, NASA's Cassini spacecraft got its best look yet at the north polar region of this small, icy moon and returned stark raw images of the fractured, cratered surface. Read more

	September 3, 2010 Next Mars Rover Stretches Robotic Arm Curiosity, the Mars Science Laboratory rover that will be on Mars two years from now, has been flexing the robotic arm that spacecraft workers at NASA's Jet Propulsion Laboratory attached to the rover body in August 2010. Read more

	September 3, 2010 ATHLETE Rover Steps Up to Long Desert Trek The ATHLETE rover is poised to go 40 kilometers in the Arizona desert as part of the 2010 Desert RATS test. Read more

	September 3, 2010 Missing Piece Inspires New Look at Mars Puzzle Experiments prompted by a 2008 surprise from NASA's Phoenix Mars Lander suggest that soil examined by NASA's Viking Mars landers in 1976 may have contained carbon-based chemical building blocks of life. Read more

	September 2, 2010 NASA Selects Investigations for First Sun Encounter Mission NASA has begun development of a mission to visit and study the sun closer than ever before. Read more

	August 26, 2010 Tracing the Big Picture of Mars' Atmosphere One of the instruments on a 2016 mission to orbit Mars will provide daily profiles of the changing structure of the planet's atmosphere. Read more

	August 20, 2010 History-Making Mars Mission Launched 35 Years Ago NASA's Viking 1 mission, launched on Aug. 20, 1975, put a spacecraft into orbit around Mars and delivered the first successful lander to the Martian surface. Read more

	August 16, 2010 Move Over Caravaggio: Cassini's Light and Dark Moons NASA's Cassini spacecraft has returned Saturnian moon images from its flyby late last week, revealing light and dark contrasts worthy of chiaroscuro painters like Caravaggio. Read more

	August 14, 2010 Cassini Bags Enceladus 'Tigers' NASA's Cassini spacecraft has successfully completed its flyby over the "tiger stripes" in the south polar region of Saturn's moon Enceladus and returned intriguing images. Read more

	August 12, 2010 Cassini Hunting Enceladus 'Tigers' with Night Vision NASA's Cassini spacecraft will be hunting for heat signatures at the "tiger stripes" in the dim south polar region of Saturn's moon Enceladus on Friday, Aug. 13. Read more

	August 12, 2010 Raisin' Mountains on Saturn's Moon Titan Saturn's moon Titan ripples with mountains, and scientists have been trying to figure out how they form. Read more

	August 6, 2010 How to See the Best Meteor Showers of the Year: Tools, Tips and 'Save the Dates' Insider tips on 2010 and 2011's meteor showers and how to make the most of each opportunity to watch a visitor from space take that final dive. Read more

	August 4, 2010 Hundreds of New Views from Telescope Orbiting Mars The most powerful telescopic camera ever to orbit Mars reveals a fresh crater, an ice mound, climate-recording layers and many other views in 314 newly released observations. Read more

	August 2, 2010 NASA and ESA's First Joint Mission to Mars Selects Instruments NASA and the European Space Agency (ESA) have embarked on a joint program to explore Mars in the coming decades and selected the five science instruments for the first mission. Read more

	July 30, 2010 NASA's ATHLETE Warms Up for High Desert Run ATHLETE moon rover must prove it can go the distance before it heads to the Arizona desert for field testing. Read more

	July 30, 2010 NASA's Hibernating Mars Rover May Not Call Home NASA mission controllers have not heard from the Mars Exploration Rover Spirit since March 22, and the rover is facing its toughest challenge yet - trying to survive the harsh Martian winter. Read more

	July 29, 2010 Blowing in the Wind: Cassini Helps with Dune Whodunit The answer to the mystery of dune patterns on Saturn's moon Titan did turn out to be blowing in the wind. Read more

	July 28, 2010 Martian Dust Devil Whirls Into Opportunity's View NASA's Mars Exploration Rover Opportunity has photographed its first dust devil, a challenging feat in the area where Opportunity is working. Read more

	July 23, 2010 Mars Curiosity Takes First Baby Steps Like proud parents, mission team members gathered in a gallery above a clean room at NASA's Jet Propulsion Laboratory to watch the Mars Curiosity rover roll for the first time. Read more

	July 23, 2010 Curiosity Rover Grows by Leaps and Bounds In one week, Curiosity grew by approximately 1 meter (3.5 feet) when spacecraft technicians and engineers attached the rover's neck and head (called the Remote Sensing Mast) to its body. Read more

	July 23, 2010 NASA Spacecraft Camera Yields Most Accurate Mars Map A camera aboard NASA's Mars Odyssey spacecraft has helped develop the most accurate global Martian map ever. Read more

	July 20, 2010 Orbiter Puts Itself Into Standby Safe Mode NASA's Mars Odyssey orbiter put itself into a safe standby mode, and the mission team has begun steps to resume the spacecraft's science and relay operations this week. Read more

	July 20, 2010 Cassini Sees Moon Building Giant Snowballs in Saturn Ring While orbiting Saturn for the last six years, NASA's Cassini spacecraft has kept a close eye on the collisions and disturbances in the gas giant's rings. Read more

	July 19, 2010 Video Camera Will Show Mars Rover's Touchdown A downward-pointing camera on the front-left side of NASA's Curiosity rover will give adventure fans worldwide an unprecedented sense of riding a spacecraft to a landing on Mars. Read more

	July 15, 2010 See Beautiful Ontario Lacus: Cassini's Guided Tour This lake on Saturn's moon Titan turns out to be a perfect exotic vacation spot, provided you can handle subzero temperatures and enjoy soaking in liquid hydrocarbon. Read more

	July 14, 2010 Giant Antenna Propped Up, Ready for Joint Replacement Workers at NASA's Deep Space Network complex in Goldstone, Calif., are making progress on a major renovation on the 70-meter-wide "Mars antenna." Read more

	July 13, 2010 Curiosity Spins Its Wheels The wheels that will touch down on Mars in 2012 are several rotations closer to spinning on the rocky trails of Mars. Read more

	July 12, 2010 Juno Armored Up to Go to Jupiter NASA's Juno spacecraft, which is currently being assembled, recently received its protective shield. Read more

	July 12, 2010 NASA and Microsoft Provide Mars 3-D Close Encounter NASA and Microsoft Research are bringing Mars to life with new features in the WorldWide Telescope software that provide viewers with a high-resolution 3-D map of the Red Planet. Read more

	July 9, 2010 Heavy Metal Rock Takes Center Stage The European Space Agency's Rosetta spacecraft, with NASA instruments aboard, did a close flyby of asteroid Lutetia on Saturday, July 10. Read more

	July 8, 2010 Saturn Propellers Reflect Solar System Origins Scientists using NASA's Cassini spacecraft at Saturn have stalked a new class of moons in the rings of Saturn that create distinctive propeller-shaped gaps in ring material. Read more

	July 6, 2010 A Closer Look at Daphnis NASA's Cassini spacecraft has captured the closest images of Saturn's moon Daphnis to date. Read more

	July 6, 2010 Cassini to Dive Low through Titan Atmosphere As American schoolchildren head out to pools for a summer splash, NASA's Cassini spacecraft will be taking its own deep plunge through the Titan atmosphere this week. Read more

	July 1, 2010 Next Mars Rover Sports a Set of New Wheels A new set of spiffy wheels is now affixed to NASA's Mars rover Curiosity. Engineers added the wheels and suspension system this week, during preparations for a planned launch in late 2011. Read more

	July 1, 2010 Man in the Moon has 'Graphite Whiskers' In a new analysis of a lunar sample collected by Apollo 17, researchers have detected and dated carbon on the moon in the form of graphite. Read more

	June 29, 2010 Engineers Assess Dawn's Reaction Wheel Engineers are studying the reaction wheels on NASA's Dawn spacecraft after automatic sensors detected excess friction building up in one of them. Read more

	June 29, 2010 NASA Mars Rover Seeing Destination in More Detail A super-resolution view toward Endeavour Crater from NASA's Mars Exploration Rover Opportunity shows discernible features in the rim of that long-term destination. Read more

	June 28, 2010 'Hitchhiker' EPOXI: Next Stop, Comet Hartley 2 NASA's EPOXI spacecraft "hitched a ride" on Earth's gravity field and is now heading toward its appointment with comet Hartley 2 this fall. Read more

	June 28, 2010 Voyager 2 at 12,000 Days: The Super-Marathon Continues NASA's plucky Voyager 2 spacecraft has hit a long-haul operations milestone today -- operating continuously for 12,000 days. Read more

	June 28, 2010 NASA Instrument Will Identify Clues to Martian Past NASA's Curiosity rover, coming together for a late 2011 launch to Mars, has a newly installed component: a key onboard X-ray instrument for helping the mission achieve its goals. Read more

	June 25, 2010 Earth to Lend Helping Hand to Comet Craft NASA's Deep Impact/EPOXI spacecraft will fly past Earth this Sunday, June 27. Read more

	June 24, 2010 New Clues Suggest Wet Era on Early Mars Was Global Minerals in northern Mars craters seen by two orbiters suggest that a phase in Mars' early history with conditions favorable to life occurred globally, not just in the south. Read more

	June 17, 2010 Cassini Getting the Lowdown on Titan This Weekend NASA's Cassini spacecraft will take its lowest dip through the hazy atmosphere of Saturn's moon Titan in the early morning of June 21 UTC, or June 20 Pacific Time. Read more

	June 17, 2010 Seventh Graders Find a Cave on Mars California middle school students using the camera on NASA's Mars Odyssey orbiter have found lava tubes with one pit that appears to be a skylight to a cave. Read more

	June 11, 2010 NASA Dryden Hosts Radar Tests for Next Mars Landing Engineers have finished a key step in testing the radar system for NASA's next mission to Mars, using helicopter flights at the NASA Dryden Flight Research Center, Edwards, Calif. Read more

	June 9, 2010 Detailed Martian Scenes in New Images from Mars Orbiter Six hundred recent observations of the Mars landscape from an orbiting telescopic camera include scenes of sinuous gullies, geometrical ridges and steep cliffs. Read more

	June 8, 2010 NASA Helps in Upcoming Asteroid Mission Homecoming A Japanese spacecraft will return a capsule to Earth on June 13 in a uninhabited area of South Australia. NASA scientists and engineers have played a contributing role in the mission. Read more

	June 7, 2010 NASA's Dawn Spacecraft Fires Past Record for Speed Change NASA's ion-propelled Dawn spacecraft has eclipsed the record for velocity change produced by a spacecraft's engines. Read more

	June 3, 2010 Next Stop, Titan: Looking at the Land o' Lakes NASA's Cassini spacecraft will be eyeing the north polar region of Saturn's moon Titan this weekend, scanning the moon's land o' lakes. Read more

	June 3, 2010 What is Consuming Hydrogen and Acetylene on Titan? Two new papers based on data from NASA's Cassini spacecraft scrutinize the complex chemical activity on the surface of Saturn's moon Titan. Read more

	June 3, 2010 NASA Rover Finds Clue to Mars' Past and Environment for Life Rocks examined by NASA's Spirit Mars Rover hold evidence of a wet, non-acidic ancient environment that may have been favorable for life. Read more

	May 28, 2010 NASA Spacecraft Burns for Home, Then Comet NASA's Deep Impact/Epoxi spacecraft successfully performed a maneuver to refine its orbit prior to an upcoming Earth flyby June 27. Read more

	May 27, 2010 Small Near-Earth Object Probably a Rocket Part Scientists have determined that a small object that safely passed Earth on May 21 is more than likely an upper-stage of a rocket. Read more

	May 26, 2010 NASA Orbiter Penetrates Mysteries of Martian Ice Cap Data from NASA's Mars Reconnaissance Orbiter have helped scientists solve a pair of decades-old mysteries and provided new information about climate change on Mars. Read more

	May 24, 2010 Phoenix Mars Lander is Silent, New Image Shows Damage NASA's Phoenix Mars Lander has ended operations after repeated, unsuccessful attempts to contact the lander, and a new orbiter image shows signs of ice damage to Phoenix. Read more

	May 24, 2010 Engineers Diagnosing Voyager 2 Data System -- Update Engineers successfully reset a computer onboard Voyager 2 that caused an unexpected data pattern shift, and the spacecraft resumed sending properly formatted science data back to Earth on Sunday, May 23 Read more

	May 24, 2010 WISE Makes Progress on Its Space Rock Catalog NASA's Wide-field Infrared Survey Explorer, or WISE, is busy surveying the landscape of the infrared sky, building up a catalog of cosmic specimens -- everything from distant galaxies to "failed" stars, called brown dwarfs. Read more

	May 20, 2010 Geometry Drives Selection Date for 2011 Mars Launch For optimal communications during arrival at Mars, NASA's Mars Science Laboratory, or Curiosity, will launch after Thanksgiving 2011 and land on Mars in August 2012. Read more

	May 19, 2010 NASA's Mars Rovers Set Surface Longevity Record NASA's Mars Exploration Rover Project will pass a historic Martian longevity record on Thursday, May 20. Read more

	May 19, 2010 Cassini Heading to Titan after Tagging Enceladus Scientists rate Cassini's 10th flyby of Enceladus... a 10. Read more

	May 17, 2010 Cassini Double Play: Enceladus and Titan About a month and a half after its last double flyby, NASA's Cassini spacecraft will be turning another double play this week, visiting Enceladus and Titan. Read more

	May 13, 2010 Final Attempts to Hear from Mars Phoenix Scheduled From May 17 to 21, NASA's Mars Odyssey orbiter will conduct a fourth and final campaign to check on whether the Phoenix Mars Lander has come back to life. Read more

	May 12, 2010 Mars Image Takes Earth Photo Event to a New World When some Mars explorers learned of plans for a worldwide photography event combining shots taken from thousands of different locations on May 2, 2010, they figured, "Why just one world?" Read more

	May 11, 2010 Rock and Roll: Titan's Gem Tumbler It appears flash flooding has paved streambeds in the Xanadu region of Saturn's moon Titan with thousands of sparkling crystal balls of ice, according to scientists with NASA's Cassini spacecraft. Read more

	May 5, 2010 New Martian Views From Orbiting Camera Show Diversity New images from more than 750 recent observations of Mars by an orbiting telescopic camera testify to the diversity of landscapes there. Read more

	April 30, 2010 Mars Rover Sees Distant Crater Rims on Horizon NASA's Mars Exploration Rover Opportunity has captured a new view of the rim of Endeavour crater, the rover's destination in a multi-year traverse along the sandy Martian landscape. Read more

	April 30, 2010 Cassini Returning Enceladus Gravity Data NASA's Cassini spacecraft successfully completed its 26-hour gravity observation at Saturn’s moon Enceladus this week. Read more

	April 29, 2010 Cassini and Amateurs Chase Storm on Saturn With the help of amateur astronomers, the composite infrared spectrometer instrument aboard NASA's Cassini spacecraft has taken its first look at a massive blizzard in Saturn's atmosphere. Read more

	April 29, 2010 Radar Clicks Asteroid's Pic Near-Earth asteroid 2005 YU55 was "imaged" by the Arecibo Radar Telescope in Puerto Rico on April 19. Read more

	April 28, 2010 Scientists Say Ice Lurks In Asteroid's Cold Heart Scientists using a NASA funded telescope have detected water-ice and carbon-based organic compounds on the surface of an asteroid. Read more

	April 26, 2010 Cassini Measures Tug of Enceladus NASA's Cassini spacecraft will be gliding low over Saturn's moon Enceladus for a gravity experiment designed to probe the moon's interior composition. Read more

	April 15, 2010 Wisconsin Fireball Caught On Tape A rooftop webcam at the University of Wisconsin-Madison captured the final seconds of a fireball's Wednesday, April 14 descent into the atmosphere. Read more

	April 14, 2010 Flash: NASA's Cassini Sees Lightning on Saturn NASA's Cassini spacecraft has captured images of lightning on Saturn. The images have allowed scientists to create the first movie showing lightning flashing on another planet. Read more

	April 13, 2010 Ulysses Spacecraft Data Reveal a Comet Biggie Using data from the completed ESA/NASA Ulysses mission, scientists have identified a new candidate for biggest comet. Read more

	April 13, 2010 No Peep from Phoenix in Third Odyssey Listening Stint NASA's Mars Odyssey orbiter heard no signal from the Phoenix Mars Lander when it listened from orbit while passing over Phoenix 60 times last week. Read more

	April 13, 2010 Helicopter Helps Test Radar for 2012 Mars Landing This spring, engineers are testing a radar system that will serve during the next landing on Mars. Read more

	April 12, 2010 Cassini Finishes Saturnian Doubleheader NASA's Cassini spacecraft completed its double flyby this week, swinging by Saturn's moons Titan and Dione with no maneuver in between. Read more

	April 8, 2010 NASA-Funded Research Suggests Venus is Geologically Alive For the first time, scientists have detected clear signs of recent lava flows on the surface of Venus. Read more

	April 7, 2010 Meteor Showers: Shooting for Shooting Stars Meteor showers – one of the many benefits to living on a planet with an atmosphere. Read more

	April 6, 2010 San Diego Team Delivers Camera for Next Mars Rover JPL has received the two cameras for the Mast Camera instrument, the science-imaging workhorse of NASA's Mars Science Laboratory rover, to be launched next year. Read more

	April 6, 2010 Asteroid to Fly by Within Moon's Orbit Thursday A newly discovered asteroid, 2010 GA6, will safely fly by Earth this Thursday at 7:06 p.m. Pacific (2:06 U.T.C.). Read more

	April 5, 2010 Juno Taking Shape in Denver Assembly has begun on NASA's Juno spacecraft, which will help scientists understand the origin and evolution of Jupiter. Read more

	April 2, 2010 Cassini Doubleheader: Flying By Titan and Dione In a special double flyby early next week, NASA's Cassini spacecraft will visit Saturn's moons Titan and Dione within a period of about a day and a half, with no maneuvers in between. Read more

	April 2, 2010 Third Listening Period to Begin Monday, April 5 From April 5 through April 9, NASA's Mars Odyssey orbiter will conduct a third campaign to check whether the Phoenix Mars Lander has come back to life after experiencing a Martian arctic winter it was not designed to survive. Read more

	March 31, 2010 Spirit May Have Begun Months-Long Hibernation NASA's Mars Exploration Rover Spirit skipped a planned communication session on March 30 and, as anticipated from recent power-supply projections, has probably entered a low-power hibernation mode. Read more

	March 31, 2010 NASA Mars Spacecraft Snaps Photos Chosen by Public The most powerful camera aboard a NASA spacecraft orbiting Mars has returned the first pictures of locations on the Red Planet suggested by the public. Read more

	March 29, 2010 1980s Video Icon Glows on Saturn Moon The highest-resolution-yet temperature map and images of Saturn's icy moon Mimas obtained by NASA's Cassini spacecraft reveal surprising patterns on the surface of the small moon, including unexpected hot regions that resemble "Pac-Man" eating a dot, and striking bands of light and dark in crater walls. Read more

	March 25, 2010 Space Operations Award Going to Mars Rover Team The team that operates NASA's Mars rovers Spirit and Opportunity will receive the 2010 International Space Ops Award for Outstanding Achievement. Read more

	March 24, 2010 Opportunity Surpasses 20 Kilometers of Total Driving NASA's Mars Exploration Rover Opportunity today surpassed 20 kilometers (12.43 miles) of total driving since it landed on Mars 74 months ago. Read more

	March 24, 2010 Mars Rover Examines Odd Material at Small, Young Crater Weird coatings on rocks beside a young Martian crater remain puzzling after a preliminary look at data from examination of the site by NASA's Opportunity rover. Read more

	March 23, 2010 NASA Mars Rover Getting Smarter as it Gets Older NASA's Mars Exploration Rover Opportunity, now in its seventh year on Mars, has a new capability to make its own choices about whether to make additional observations of rocks that it spots on arrival at a new location. Read more

	March 18, 2010 Cassini Shows Saturnian Roller Derby, Strange Weather From Earth, Saturn may look like a peaceful orb, but NASA's Cassini spacecraft has revealed a rough and tumble roller derby among the gas giant's rings. Read more

	March 16, 2010 See Spot on Jupiter. See Spot Glow. Scientists Get First Look at Weather Inside the Solar System's Biggest Storm. Read more

	March 11, 2010 Cassini Data Show Ice and Rock Mixture Inside Titan By precisely tracking NASA's Cassini spacecraft on its low swoops over Saturn's moon Titan, scientists have determined the distribution of materials in the moon's interior. Read more

	March 4, 2010 Is That Saturn's Moon Titan or Utah? Planetary scientists, who have been puzzling for years over the surface features on Saturn's moon Titan, have now found some recognizable analogies to a type of terrain on Earth known as karst topography. Read more

	March 4, 2010 Mars Dunes: On the Move? Mars has diversity. In at least one area, Martian sand dunes are actively migrating. In another, they have been stationary for 100,000 years. Read more

	March 3, 2010 NASA Mars Orbiter Speeds Past Data Milestone NASA's newest Mars orbiter has passed a data-volume milestone unimaginable a generation ago and still difficult to fathom - 100 terabits. Read more

	March 2, 2010 Radar Map of Buried Martian Ice Adds to Climate Record Extensive radar mapping of the middle-latitude region of northern Mars shows that thick masses of buried ice are quite common beneath protective coverings of rubble. Read more

	March 1, 2010 On the JPL Blog: Road-Tripping to Rhea with Cassini On Tuesday, March 2, 2010, NASA's Cassini spacecraft will make its closest encounter yet with Saturn’s second largest moon. Read more

News Articles for Solar System

NASA Administrator Visits JPL, Talks Asteroids

Forecast for Titan: Wild Weather Could be Ahead

NASA Mars Rover Curiosity Drills Second Rock Target

Mars Rover Opportunity Examines Clay Clues in Rock

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

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

NASA Probe Counts Space Rock Impacts on Mars

Cassini Shapes First Global Topographic Map of Titan

NASA Curiosity Rover Team Selects Second Drilling Target on Mars

NASA Curiosity Rover Wins Prestigious Awards

'Tis the Season -- for Plasma Changes at Saturn

Mars Rover Social Media, NASA/JPL Website Win Awards

Opportunity Exits Standby, Back at Work

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

Curiosity Wins National Air and Space Museum Trophy

NASA Probe Observes Meteors Colliding with Saturn's Rings

NASA Invites the Public to Fly Along with Voyager

NASA Mars Orbiters Have New Project Managers

How to Target an Asteroid

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

NASA-Funded Asteroid Tracking Sensor Passes Key Test

Where are the Best Windows Into Europa's Interior?

Comet to Make Close Flyby of Red Planet in October 2014

Ice Cloud Heralds Fall at Titan's South Pole

NASA Mars Orbiter Images May Show 1971 Soviet Lander

NASA Associate Administrator on Asteroid Initiative

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

NASA, Mars Curiosity Win Awards for Social Media

Remaining Martian Atmosphere Still Dynamic

Mapping the Chemistry Needed for Life at Europa

Scientists to Io: Volcanoes are in the Wrong Spot

Used Parachute on Mars Flaps in the Wind

NASA Team Investigates Complex Chemistry at Titan

Saturn is Like an Antiques Shop, Cassini Suggests

Curiosity Resumes Science Investigations

NASA Scientists Find Moon, Asteroids Share History

Sun in the Way Will Affect Mars Missions in April

NASA Voyager Status Update on Voyager 1 Location

Curiosity Rover Exits 'Safe Mode'

Lunar Reconnaissance Orbiter Sees GRAIL's Explosive Farewell

Goldstone Radar Snags Images of Asteroid 2013 ET

Curiosity Mars Rover Sees Trend in Water Presence

New Curiosity 'Safe Mode' Status Expected to be Brief

Moon, Mars Science Conference Events to be Streamed

Panorama From NASA Mars Rover Shows Mount Sharp

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

Mars Curiosity Lands South by Southwest Interactive Award

NASA Mars Rover Mission Picked for Smithsonian Honor

NASA Rover Finds Conditions Once Suited for Ancient Life on Mars

Curiosity Rover's Recovery Moving Forward

Cassini Returns Images of Battered Saturn Moon

Comet PANSTARRS Rises to the Occasion Mid-March

NASA Helps See Buried Mars Flood Channels in 3-D

NASA Briefing on Curiosity's Analysis of Mars Rock

Cassini Makes Last Close Flyby of Saturnian Moon Rhea

Herschel to Complete Its Mission Soon

A Window into Europa's Ocean Right at the Surface

Curiosity Rover's Recovery on Track

Cassini Spies Bright Venus From Saturn Orbit

Computer Swap on Curiosity Rover

Lab Instruments Inside Curiosity Eat Mars Rock Powder

NASA and JPL Contribute to European Jupiter Mission

NASA Student Mars Project Wins Education Award

NASA Rover Confirms First Drilled Mars Rock Sample

NASA Hosts Teleconference Today About Curiosity Rover

Cassini Sheds Light on Cosmic Particle Accelerators

NASA Releases Radar Movie of Asteroid 2012 DA14

NASA Experts Discuss Russia Meteor in Media Teleconference Today

Additional Details on the Large Feb. 15 Fireball over Russia

Near-Earth Asteroid Makes Preview Appearance

NASA to Chronicle Close Earth Flyby of Asteroid

National Space Club Honors Mars Curiosity

NASA's MAVEN Mission Completes Assembly

Mars Rock Takes Unusual Form

NASA Curiosity Rover Collects First Martian Bedrock Sample

Preparatory Drill Test Performed on Mars

NASA's Deep Impact Spacecraft Eyes Comet ISON

Weekend Test on Mars Was Preparation to Drill a Rock

NASA to Host Feb. 7 Media Telecon on Asteroid Flyby