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Mars had oxygen-rich atmosphere 4,000 million years ago
Differences between Martian meteorites and rocks examined by a NASA rover can be explained if Mars had an oxygen-rich atmosphere 4000 million years ago - well before the rise of atmospheric oxygen o ... more
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Billion-Pixel View of Mars Comes From Curiosity Rover
A billion-pixel view from the surface of Mars, from NASA's Mars rover Curiosity, offers armchair explorers a way to examine one part of the Red Planet in great detail.
The first NASA-produced ... more
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Study: Mars may have had ancient oxygen-rich atmosphere
A British scientist says new findings suggest Mars had an oxygen-rich atmosphere more than a billion years before Earth developed its own. ... more
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Opportunity Recovers From Another Flash-Related Reset
On sols 3332 and 3333 (June and June 9, 2013) , Opportunity performed a 'touch 'n go' two-sol plan, using the robotic arm on the first sol to take Microscopic Imager (MI) images and position the Alp ... more
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