It’s been 20 years since Doctor Who devastated its characters and fans in one fell swoop, separating the Time Lord (David ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

In fact, there are so many good shows to choose from that it can be tough to figure out what to watch first. I've curated a ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

The video ranks the wildest alien megastructure ideas, from famous Dyson spheres to black-hole planets, ring worlds, ...

"When TESS launched, no one expected it to ever be capable of finding this kind of planet." When you purchase through links ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

The Supergirl movie isn't just a misstep for the DCU franchise, it's a complete mishandling of Woman of Tomorrow.

A newly discovered and potentially habitable exoplanet scientists are calling Earth’s “next-door neighbor” could be the next ...

Given so little beyond function — showing up, doing damage and fleeing — he serves more as a plot mechanism rather than a ...