Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The gas giant WASP-18b, ...

Using JWST data, an international team has, for the first time, successfully mapped the climates of two rocky exoplanets with ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Four hundred light-years away, a world twice the size of Jupiter glows like a forge. Now, thanks to the James Webb Space Telescope, astronomers have charted that fiery planet in three dimensions — the ...

The big picture: Nearly 6,000 exoplanets have now been confirmed in the vast expanse of the Milky Way galaxy. Some are believed to have the potential to harbor life, while others are so hostile that ...

A team that revisited the same problem argued that there may be more than 36 intelligent alien civilizations in the Milky Way galaxy, highlighting how sensitive the outcome is to assumptions about ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But not everyone agrees that it signals life. An illustration shows what ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...