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

Body snatching has long been a story device used to grip audiences. As humans, bodily autonomy is something generations have fought for and the fragility of that agency can be a terrifying prospect.

The line between science fiction and horror is not always clear-cut. It is, after all, all too common for a sci-fi plot to reveal a horror of our own making (“I’m sorry Dave, I’m afraid I can’t do ...