Earth' orbiting within its star's habitable zone, just 20 light-years from Earth, could host extraterrestrial life.

Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds ...

Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

The exoplanet, dubbed GJ 251 c, is at least four times larger than our own planet and is likely to be a rocky world located ...

The newly discovered world is called GJ 251c and it is a super-Earth orbiting a red dwarf star less than 20 light-years away.

While researchers say they've found a potentially habitable planet, it'll take a new generation of telescopes to figure out ...

Billions of years after a star died, it continued influencing its surroundings in space as a white dwarf, even consuming an ...

Ian Randall is Newsweek's Deputy Science Editor, based in Royston, U.K., from where he covers everything science and health ...

It’s a cosmic puzzle piece that doesn’t seem to belong to any known set. We all know the Moon has a side that always faces away from us, but it turns out that far side might be hiding something ...

Three years into its mission, the James Webb Space Telescope has advanced the search for extraterrestrial life more than any ...

For centuries, humans have sought to study the stars and celestial bodies, whether through observations made by naked eye or ...