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 ...

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

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

(RNS) — Starseeds say they’re not from this planet. Online, they’re sharing mythologies and rituals that, for some, are ...

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

“Project Hail Mary,” the movie adaptation to Andy Weir’s 2021 novel about a science teacher attempting to save the Earth from ...

A new generation instrument designed to probe the atmospheres of distant worlds is nearing operational readiness, marking a ...

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

How much does a star determine what its planets are like? And could that influence whether those worlds can support life? Carnegie's Luke Bouma is ...

Project Hail Mary ," the movie adaptation to Andy Weir's 2021 novel about a science teacher attempting to save the Earth from sun-eating microbes ...

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

A new scientific framework suggests that even if signals or physical traces from alien civilizations reached Earth, detecting ...