For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became ...

Picture a planet with no sunrise and no sunset. One hemisphere is scorched by a star it can never turn away from. The other ...

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 ...

Astronomers have caught four dying stars in the act of chowing down on rocky alien planets similar to Earth, a destructive cosmic process that may one day play out in our very own solar system, a new ...

Astronomers have identified a clue hidden in the light of certain stars that's already led them to discover seven new alien planets, with more expected to come. To be clear, these alien planets likely ...

The race to compile a sort of catalogue of the planets orbiting distant Suns is intensifying, with the upcoming Nancy Grace Roman Space Telescope, for instance, set to spot tens of thousands of such ...

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...

Many have watched recently released UFO videos, but most still think the government knows more than it is saying.

In a first-of-its-kind discovery, astronomers claim they have directly measured the magnetic fields of multiple planets ...