The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

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

A newly identifiedplanetary system is forcing astronomers to rethink how worlds form and evolve, as a rocky planet appears ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

This article contains spoilers for "Project Hail Mary." We love a good crossover — and sometimes those multi-story events happen where we least expect them. That's the case with a curious connection ...

A research team has developed a new approach to detecting life beyond Earth that does not rely on identifying specific ...

Alien megastructures built to harvest stellar energy or alter the orbits of stars may be physically feasible, according to a ...

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

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

Explore how cutting edge telescopes, AI, and new detection methods are transforming the extraterrestrial life search and ...

Ridley Scott's Alien is widely considered the ultimate sci-fi horror movie, but a few genre films, like The Fly and The Thing, are even better.