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

From the Star Wars spin-off The Mandalorian to the classic series Star Trek: The Next Generation, these are the best sci-fi shows that feature aliens.

From the '80s horror film The Thing to the modern masterpiece Project Hail Mary, these are the greatest sci-fi movies that ...

Alien first-contact stories are a classic of science fiction, and they're all the more fascinating because they can feel like predictions of a possible future. Real scientists all over the world are ...

"There is an alien base on the moon," "NASA is hiding the truth"—I think you've heard stories like that at least once.But ...