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NASA Seeks Proposals for Commercial Mars Data Relay Satellites - 07/23/2014
NASA has issued a Request for Information (RFI) to investigate the possibility of using commercial Mars-orbiting satellites to provide telecommunications capabilities for future robotic missions to the Red Planet.Read More >>
Rover Images Show Laser Flash - 07/16/2014
NASA's Curiosity Mars rover has caught the first images of sparks on a Martian rock that result from the rover's laser instrument examining the rock.Read More >>Watch Video >>
Evidence for 'Dry Ice' Gullies on Mars - 07/10/2014
Repeated observations by MRO indicate the surface gullies are mainly formed by seasonal freezing of carbon dioxide, not liquid water.Read More >>
Orbiter Views Rover Crossing Into New Zone - 07/08/2014
A recent image from a telescopic camera orbiting Mars caught Curiosity reaching the edge of its landing ellipse.Read More >>
NASA Honors First Human Moon Landing, Looks to Mars - 07/15/2014
NASA marks the 45th anniversary of the first moon landing this month while it takes the steps needed for America's next giant leap to send astronauts to Mars.Schedule of Events >>Story >>
Sharpest Map of Mars Surface - 07/15/2014
The most detailed global map yet made of Martian surface properties is the result of a joint project between ASU and the U.S. Geological Survey.Read More >>
Recent Videos
Flash from Curiosity Rover's Laser Hitting a Martian Rock - 07/16/2014
The sparks that appear on the baseball-sized rock result from the laser of the ChemCam instrument on NASA's Curiosity Mars rover hitting the rock.Watch Video >>Related Article >>
LDSD Test Vehicle Returns - 07/03/2014
NASA's saucer-shaped test vehicle, the Low-Density Supersonic Decelerator (LDSD) was recovered from the ocean and returned to Port Allen, Kauai, on June 29, 2014.Watch Video >>
Curiosity Completes Its First Martian Year - 06/23/2014
On June 24, 2014, NASA's Curiosity rover completes her first Martian year (687 Earth days).Watch Video >>
VIDEO: Mercury in Front of the Sun, Seen From Mars - 06/10/2014
Mercury passed in front of the sun on June 3, 2014, as viewed from Mars. The Mast Camera on NASA's Curiosity Mars rover recorded the event.Watch Video >>
Where are the Spacecraft?
Where is Curiosity?
Where is the Mars Reconnaissance Orbiter?
View the simulated views and computer generated images of where Mars Reconnaissance Orbiter is now.More >>
Where are the Rovers?
Opportunity has reached Endeavour crater where it will spend time studying rocks never seen before. After a successful six-year mission, Spirit's mission has officially concluded. See the latest location maps  and  status reports.
Send a Postcard to Curiosity
Celebrate Curiosity's first year on Mars by sending the rover and the team a message.More >>
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Ask Dr. C
Have you ever wondered why Mars is red?
Or, how big is the Mars Science Laboratory rover? Ask Dr. C, your personal Mars expert!More >>