Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

A team of scientists just discovered the longest organic molecules yet seen on Mars, the fourth planet from the Sun and and a ...

Researchers have found new evidence for a massive subsurface ocean on Mars, again raising the possibility of microbial life.

NASA's Perseverance rover, which has been exploring Mars since 2021, fired its laser at some oddly pale rocks on the surface of the Red Planet—and found evidence that Mars may have once been warm, wet ...

Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

Mars may once have held enough water to fill oceans and form coastlines. The planet’s red dust contains water and likely formed in cold conditions.

A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.

The search for extraterrestrial life continues, with Mars remaining a primary focus due to its geological features and past evidence of water. While no living organisms have been found, compounds and ...

"Shorelines are great locations to look for evidence of past life." Today, Mars is a chilly desert of rock and dust — but 4 billion years ago, the planet had rivers, lakes and even oceans with sandy ...

“The idea is that Mars’ climate cooled down by this time and the surface dried up ... The orientation of these features (is) parallel to what the old shoreline would have been.” ...

Mars may have once had an ocean with sandy beaches ... The rover, which operated from May 2021 to May 2022, journeyed about 1.2 miles (1.9 km) in an area that exhibits surface features suggestive of ...