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

British sci-fi television is among the most influential in the genre, and this forgotten series from the 1970s is a part of ...

Star Trek's Prime Directive revolutionized the science fiction genre by promoting cooperation and non-interference with alien ...

The Empire Strikes Back is sci-fi perfection, but there are a few sequels even better ...

After 49 years, Star Wars animation is finally taking a step away from the Skywalker saga with The Ninth Jedi. The films may ...

The Predator, The Xenomorph, and Immortan Joe are among the most terrifying villains from science fiction movies, ever.

The X-Men broke out in the 1980s and became Marvel's most popular superhero book, and here are the best villains they fought.

If you're new to "Star Trek," or a longtime fan looking to relive some old episodes, here are the best ones from "The ...