
Opportunity performs a week of robotic arm at Marathon Valley
Opportunity is inside "Marathon Valley" on the west rim of Endeavour Crater.
The rover is positioned on a steep slope with an approximately 19-degree northerly tilt for improved solar array en ... more
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Study finds evidence for more recent clay formation on Mars
Recent orbital and rover missions to Mars have turned up ample evidence of clays and other hydrated minerals formed when rocks are altered by the presence of water. Most of that alteration is though ... more
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Comet water analysis strengthens link to Earth origins
Do you want to freeze a cloud? Desert dust might help
Genetic traits behind hibernation may offer new hope for treating metabolic disease
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Curiosity reaches sand dunes
NASA's Curiosity Mars rover has begun an up-close investigation of dark sand dunes up to two stories tall.
The dunes are on the rover's trek up the lower portion of a layered Martian mountain. ... more
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Opportunity on west rim of Endeavour Crater within Marathon Valley
The rover is positioned on steep, north-facing slopes for improved solar array energy production. On Sol 4202 (Nov. 19. 2105), the robotic arm was raised so Panoramic Camera (Pancam) color images co ... more
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NASA's Curiosity rover reaches Martian sand dunes
NASA's Curiosity rover is continuing its trek up Mount Sharp. Recently, the Mars rover reached a series of sand dunes covering a lower portion of the layered Martian mountain inside Gale Crater. ... more
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Mars Mission Team Addressing Vacuum Leak on Key Science Instrument
A key science instrument that will be carried aboard NASA's Interior Exploration Using Seismic Investigations, Geodesy and Heat Transport (InSight) spacecraft being prepared for launch in March 2016 ... more
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Letter to Mars? Royal Mail works it out for British boy, 5
Britain's Royal Mail has turned to NASA for help after a five-year-old boy wrote in asking how much it would cost to post a letter to Mars. ... more
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