A sweeping orbital survey charted over 9,320 miles (15,000 kilometers) of riverbeds winding etched into Noachis Terra, a ...

A strange planet that's stymied astronomers for years has an "unusually shiny atmosphere" and could be home to large amounts of water vapor, scientists said in a study published Wednesday in the ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

Astronomers have discovered a distant planet that they think could be completely covered in water, making it a prime target for future study by the James Webb Space Telescope. The planet is called ...

'If it's confirmed in the future, that would be the first indirect detection of liquid water on an exoplanet.' An exoplanet orbiting a small star some 50 light-years away from Earth may be a life ...

Billions of years ago, Venus may have held as much water as Earth. Now, it harbors 100,000 times less water than our planet. A new study from planetary scientists at the Laboratory for Atmospheric and ...

A newly-discovered planet that is half-water, half-rock is straight out of science fiction The new class of watery exoplanet has big implications for the search for alien life ...

A new study suggests there could be water miles under the dusty surface of Mars, with enough water to fill a global-sized ocean a mile deep.

Water is the primary suspect. “TOI-1452 b is one of the best candidates for an ocean planet that we have found to date,” Cadieux said in a statement.

Peering at a rocky planet 26 light-years away, the James Webb Space Telescope (JWST) has spied signs of water vapor. The discovery would mark the first time that astronomers have ever managed to ...

Scientists caution that the water worlds do not look like the classic planet we might imagine, with a surface primarily like the oceans on our Earth.

Observations of water in the disk forming around protostar V883 Ori have unlocked clues about the formation of comets and planetesimals in our own solar system.