Webb tracked the full orbit of GJ 1214 b, ... "The simplest explanation, if you find a very water-rich planet, is that it formed farther away from the host star," Kempton said.

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

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

An illustration of what the exoplanet TOI-1452 b might look like. Scientists are planning to peer at the planet with the James Webb Space Telescope to see if it's covered in water.

Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

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 ...

An artist’s concept of GJ 486 b, a hot, rocky exoplanet orbiting a red dwarf star some 26 light-years away from Earth. Fresh data from the James Webb Space Telescope hints at water vapor in the ...

The planet in question, called LHS 1140b, orbits in the habitable zone of a small, dim star called LHS 1140 that lies in the constellation Cetus. The exoplanet was discovered in 2017 and has been ...

Mars Mars study suggests ocean's amount of water could be miles beneath red planet’s surface New study was conducted using seismic data from NASA's Mars InSight rover that was captured before it ...

TOI-1452 b, lcated in the Draco constellation 100 lightyears from Earth, is believed to be an 'ocean planet.' ...

The team published their findings May 6 in the journal Nature. The results could help to explain what happens to water in a host of planets across the galaxy. “Water is really important for life,” ...

A planet-forming disk with more water than all of Earth’s oceans has been discovered. The disk, which is located in the constellation Taurus, is 450 light-years away from Earth.