Researchers discovered Mars subtly affects Earth’s orbit and axial tilt. These small changes help trigger ice ages and ...

NASA’s Mars Sample Return program faces opposition from planetary scientists following proposed cancellation, with concerns raised over Perseverance samples, future Mars missions, and international ...

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, ...

A new report lays out the objectives for a crewed mission to Mars. Plus, an update on the NASA mission to survey the asteroid ...

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

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

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 ...

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 ...