NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

The mission is not deemed feasible given the high budget it demands and the uncertainty around its operations.

NASA lost contact with MAVEN on Dec. 6, after the spacecraft passed behind Mars — a routine maneuver during which the planet ...

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

A study by scientists at Penn State and NASA shows that intact biomolecules from dormant microbes break down much more slowly ...

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

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

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 ...

Researchers worked out the ocean's size by finding how high the water level got in the Solar System’s largest canyon system.

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

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

Mars had an Arctic-sized ocean, and scientists are only now beginning to see the outline of it. For a long time, the planet ...