In the next decade, space agencies plan to bring rock samples from Mars to Earth. But what if these rocks contain alien ...

Rocks loafing about on the surface of Mars have been harboring secrets about the red planet's mysterious past.

A rock on Mars that may hold clues about ancient microbial life on the Red Planet continues to puzzle scientists.

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

The Red Planet and its tiny moon Deimos were recorded at a very near distance as the asteroid-chasing spacecraft completed a flyby on Wednesday.

Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s. It was stopped because of the nuclear test ban treaty and ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

The idea of an ancient Martian ocean has fascinated scientists for decades. Now, groundbreaking research based on radar scans ...

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

NASA’s Perseverance rover found pale rocks containing kaolinite on Mars, a mineral that forms in warm, wet conditions.

Fluid-rock interactions on ancient Mars may have produced abundant magnetic minerals that preserved unusually intense records ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity — or not.