The universe is full of icy worlds that scientists suspect could serve as homes for alien life. These celestial bodies are so cold that humans could never set foot upon them without freezing to death ...

A rocky landscape with a lake reflecting a yellow star in a purplish sky with clouds. An illustration of exoplanet Kepler-1649c orbiting around its host red dwarf star in the star’s habitable zone, ...

Alien life could exist on hot, rocky planets, sustained not by water but by a type of salty fluid, new research suggests. Reading time 3 minutes The search for alien life usually hinges on finding the ...