Cambridge University astronomers spotted two molecules in the planet's atmosphere that give them cause for their theory.

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Astronomers announced on Thursday that they had detected the most promising "hints" of potential life on a planet beyond our solar system, though other scientists expressed scepticism.There has been ...

The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

Astronomers are applying new image-processing techniques to previously released Hubble observations in honor of the space ...

Astronomers have tracked a mysterious magnetar, SGR 0501+4516, across the Milky Way, revealing it may not have formed in a ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

New JWST data strengthens earlier hints that K2-18b, a possible water world 120 light-years away, could host the chemical ...

Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

Astronomers claim they've found the most promising signs of possible life on a planet outside of our solar system.

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

The dream of finding life on an alien Earth-like world is hampered by a number of technical challenges. Not the least of ...