Exploration advocates are pushing back against the planned cancellation of NASA's Mars sample return project, saying it could ...

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping ...

A Congressional bill restores funding for most NASA space science missions, but there is no money for returning samples ...

NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

The potential for sending payloads and people to Mars is therefore becoming plausible in a way that it never has before. Mars ...

In an investigation to find out what sparked life on Earth, researchers have discovered that RNA formed through surprisingly ...

NASA does difficult, inspiring and ambitious things — and it does them, in the immortal words of President Kennedy, because they are hard. NASA’s most ambitious planetary project yet is Mars Sample ...