Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

6000 exoplanets narrowed to 45 rocky worlds with conditions that may support life, helping telescopes focus on the most ...

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

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

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

One of them is about 4.2 light years away - more than a whopping 24 trillion miles from Earth! Find out more here.

Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond ...

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers ...

A new catalog of potentially habitable exoplanets provides the framework for future observations in the search for alien life ...

While there’s no single accepted definition of life, scientists agree on some of the key clues. Gases like oxygen, carbon dioxide and methane in a planet’s atmosphere can serve as possible indicators ...

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

Astronomers in a recent breakthrough have identified 45 new rocky exoplanets that could harbour and support alien life. The ...