Even as momentum builds toward sending humans to Mars in the next decade, several regions on the Red Planet remain off-limits ...

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

A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...

Scientists propose using ice as a building material for Mars habitats, offering protection from radiation while allowing daylight inside.

Recently, NASA announced that the Mars Perseverance rover has found indications that life may have at one time existed on the Red Planet. The announcement did not mark the first time the space agency ...

Mars is no longer just a story about a single lost ocean or one fleeting window for biology. Taken together, recent rover results and orbital studies now point to a planet that may have been welcoming ...

A quick start to life on Earth could mean that life could also emerge quickly on other worlds—either Earth-like planets circling other stars, or perhaps even other planets or moons in our own solar ...