The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

Without enough liquid water on the surface, a planet's atmosphere can become choked with carbon dioxide, raising temperatures ...

Hubble spots giant ‘alien’ face in deep space, scientists say we shouldn’t be terrified By Mike Wehner Published Oct 29th, 2019 9:03PM EDT ...

These alien movies are so far out of this world, you might just need some space.

One giant beep for mankind. Scientists have proposed a radical new method for sniffing out potential alien life on other planets — send AI into space and see if any little green men respond ...

NASA has confirmed the discovery of an Earth-sized planet parked right in the “habitable zone” of a distant red dwarf star.

The James Webb Space Telescope (JWST) has directly imaged four planets orbiting the host star HR 8799 about 130 light-years from Earth in the constellation Pegasus.

Elio,' the latest from the studio behind 'Toy Story,' reminds that sub-par Pixar is still smarter and more satisfying than most of what's out there.

Scientists presented a plausible explanation for the first interstellar object to enter our solar system. The theory dispels far-reaching theories that it was an alien spacecraft. Oumuamua, a 377 ...

WASHINGTON, June 25 (Reuters) - In addition to providing a trove of information about the early universe, the James Webb ...

Researchers on Monday say they have spotted a planet that astronomers say probably should not even exist.

Scientists have proposed another use for the world's largest gravitational wave observatory: scanning for the ripples in space-time left in the wake of gargantuan alien spaceships.