Alien solar systems that are home to so-called "hot Jupiters" — gas giants circling sizzlingly close to their stars — are unlikely homes for Earth-like planets, researchers say. Hot Jupiters get their ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

Astrobiologists propose that alien civilizations need accessible coal deposits to industrialize exoplanets and become detectable from Earth.

In a groundbreaking discovery, scientists have identified a ‘super-Earth’ less than 20 light-years away, which could potentially harbor extraterrestrial life. This exoplanet, six times larger than our ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...