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LATEST NEWS

NASA Rover Opportunity Views Comet Near Mars

NASA's Mars Exploration Rover Opportunity caught an image of a celestial visitor -- comet C/2013 A1 Siding Spring -- as the comet approached near to Mars on Oct. 19, 2014.

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Curiosity Mars Rover's Approach to 'Pahrump Hills'

Curiosity Mars Rover's Approach to 'Pahrump Hills'

This southeastward-looking vista from the Mast Camera (Mastcam) on NASA's Curiosity Mars rover shows the "Pahrump Hills" outcrop and surrounding terrain seen from a position about 70 feet (20 meters) northwest of the outcrop. Credit: NASA/JPL-Caltech/MSSS

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Solar System Missions

Cassini-Huygens to Saturn
Studying Saturn and its rings and moons.
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Dawn
Dawn, the first spacecraft ever planned to orbit two different bodies after leaving Earth, will orbit Vesta and Ceres, two of the largest asteroids in the solar system.
Mission home page

Epoxi
The Epoxi mission recycles the already "in flight" Deep Impact spacecraft to investigate two distinct celestial targets of opportunity.
Mission overview

Juno
The Juno spacecraft, currently making its way to Jupiter, will for the first time peer below Jupiter's dense cover of clouds to answer questions about the gas giant and the origins of our solar system.
Mission overview

Mars Exploration Rovers
Spirit and Opportunity have been exploring Mars since January 2004. Clues found in some rocks indicate liquid water once covered the ground.
Mission home page

Mars Reconnaissance Orbiter
This orbiter has the most powerful telescopic camera ever to another planet, plus five other scientific instruments.
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Mars Science Laboratory
(MSL) spacecraft -- which includes the newest Red Planet rover, the car-sized Curiosity.
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Mars Odyssey
This orbiter studies Mars' surface composition and radiation environment and has instruments to detect water and shallow buried ice.
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Microwave Instrument on Rosetta Orbiter
This JPL instrument will study gases given off by a comet as the European Space Agency's Rosetta spacecraft orbits the comet. Rendezvous with the comet is scheduled for 2014.
Rosetta home page

Voyager
Voyager 1 and 2 flew past Jupiter and Saturn. Voyager 2 also flew by Uranus and Neptune. Voyager 1 is now approaching interstellar space.
Mission home page


These images were taken of comet C/2013 A1 Siding Spring by NASA's Mars Reconnaissance Orbiter on Oct. 19, 2014 Mars Orbiter Image Shows Comet Nucleus is Small

A camera on NASA's Mars Reconnaissance Orbiter has taken the highest-resolution image ever made of an Oort Cloud comet, taking advantage of the comet's Mars flyby.

Read more (Oct. 20)

Illustration of the Mars Reconnaissance Orbiter NASA's Mars Reconnaissance Orbiter Studies Comet Flyby

NASA's Mars Reconnaissance Orbiter, which has sent home more data about Mars than all other missions combined, is also now providing data about a comet that buzzed The Red Planet on October 19.

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Illustration of the MAVEN Mars orbiter NASA's MAVEN Studies Passing Comet and Its Effects

NASA's newest orbiter at Mars, MAVEN, took precautions to avoid harm from a dust-spewing comet that flew near Mars today and is studying the flyby's effects on the Red Planet's atmosphere.

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NASA's Mars Odyssey Maneuvers to Image Comet Siding Spring NASA's Mars Odyssey Maneuvers to Image Comet Siding Spring

Mars program Chief Engineer Robert Shotwell describes Mars Odyssey's unprecedented view of comet Siding Spring as the comet sweeps by the Red Planet on Oct. 19 and how it will maneuver to take images.

Comet Siding Spring: A Close Encounter with Mars Comet Siding Spring: A Close Encounter with Mars

Comet C/2013 A1 Siding Spring will make a close flyby of Mars on Oct. 19. At a distance of only 87,000 miles, it's a near miss of the Red Planet.

What's Up - October 2014 What's Up - October 2014

What's Up for October? A lunar eclipse, a solar eclipse and Mars has a close encounter with a comet.

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