Alien world exploration reveals a dramatic planet covered in glowing molten surfaces and thick storm clouds in deep space.

What would they think of us? Today in History: April 12, Euro Disney opens in Paris Artemis II’s moon-traveling astronauts ...

'Do all aliens really need sunlight?' ...

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

Star Trek is packed with all sorts of alien, both on the Enterprise and throughout the final frontier, and these are the ...

Star Trek has seen its fair share of dangerous weaponry, but these are the most powerful weapons in the franchise's expansive ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

In the sci-fi book and now movie Project Hail Mary, astronaut Ryland Grace, played by Ryan Gosling, encounters three ...

What a catch.