From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Will we discover alien life by 2075? A top scientist predicts we will. Learn about the search for life beyond Earth, from ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...

Because Titan is tidally locked, the same side of the moon faces Saturn all the time, just like our own moon and Earth.

Two Point Museum has launched a brand-new free update this week, as players will see several additions from Revenge of the ...

David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space ...

James Webb finds a hot planet that is tidally locked with its parent star, is coated with a thick atmosphere of volatile chemicals.