An unexpected leak of a chemical designed to tag complex organic molecules in samples collected by NASA’s Mars rover Curiosity appears to have serendipitously done its job
The motion of water on the bottom of an ancient Martian lake is frozen in time in a stunning new photo by NASA's Curiosity rover.
The mountain that NASA's Mars rover Curiosity is exploring appears to have once been a lake.
NASA's bold asteroid-capture mission is an expensive distraction that does little to advance the agency's overarching goal of getting humans to Mars, one prominent researcher argues.
Early results from NASA’s recently arrived MAVEN Mars spacecraft show an extensive, tenuous cloud of hydrogen surrounding the red planet, the result of water breaking down in the atmosphere.
European space officials are eyeing four possible landing sites on Mars for a life-seeking rover set to launch toward the Red Planet in 2018.
A NASA-backed study explores an innovative way to dramatically cut the cost of a human expedition to Mars -- put the crew in stasis.
Two Mars-bound spacecraft are both in excellent health ahead of their September arrivals in orbit around the Red Planet, managers for both missions report.
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