Seismic readings of the interior of Mars strongly suggest large quantities of water buried 6 to 12 miles underground.

Researchers are using basalt spectra to study exoplanets and search for water with the James Webb Space Telescope. By ...

Primordial supernovae got the ball rolling a quick hundred million years or so after the start of the universe.

We don’t know for sure, but the answer is inextricably linked to the moment when water first materialized in the cosmos — and ...

Astrophysicists have been grappling with the question of how water arrived on our young planet for decades. One of the earliest hypotheses suggested that Earth’s water was a direct byproduct of ...

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet's crust is still unclear, according to a new analysis.

“This distinction sets up a great natural experiment for us to see if the shape, or size, of bends in rivers is distinct from ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

The Solar System's first-of-its-kind finding may be a 90% water planet. Is the dwarf planet, Ceres, holding the possibility ...

Life may not have begun with a dramatic lightning strike into the ocean but from many smaller "microlightning" exchanges ...