Up to 200 worlds investigated by NASA's exoplanet-hunting TESS satellite could be bigger than predicted, a finding that could impact our search for alien life.

This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

For years, the search for alien life has focused on Earth-like planets orbiting distant stars. But this episode explores a ...

A newly discovered “super-Earth” planet could allow us to finally see alien life, researchers say. The world – named GJ 251 c and lying less than 20 light years away – is thought to be a “super Earth” ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have ...

Astronomers have reportedly narrowed the search for extraterrestrial life to a focused list of 45 rocky exoplanets. Out of ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

On the way, he encounters an alien life-form named Rocky and the fictional extraterrestrial micro-organisms Astrophage and Taumoeba. Professor Lisa Kaltenegger, director of the Carl Sagan Institute at ...

Alien life could exist on hot, rocky planets, sustained not by water but by a type of salty fluid, new research suggests. Reading time 3 minutes The search for alien life usually hinges on finding the ...

After years of discovering exoplanets at a staggering pace, astronomers are now starting to distinguish the simply ...