Thousands of mysterious clay mounds found on Mars were formed by ancient water on the Red Planet's barren northern plains, ...

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...

The signs of wave ripples in the sandy shores of ancient lake beds, created as wind pushed water back and forth have been found on Mars providing evidence that there were open bodies of water, not ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them ...

Credit: MARK GARLICK/SCIENCE PHOTO ... HD 20794d, gets farther out from its star than Mars is from the sun and, on the other ...

A planet that may support alien life has been discovered less than 20 light-years away from Earth - and it's believed to ...

The discovery of a potentially habitable 'super-Earth' exoplanet, HD 20794 d, was published in the scientific journal ...

China's Zhurong rover has found what might be the shoreline of an ancient Martian ocean, offering fresh support for theories that Mars once had vast bodies of water. Studying images and radar data ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

Mars is apparently not the only planet on our ... Gabriel Pérez / IAC Dubbed HD 20794 d, this cosmic body is reportedly six times the size of Earth, hence its nickname “super-Earth.” ...