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

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.

See major movie news and releases first. Achievements Unlock badges as you read and explore. Join the Conversation Discuss movies and shows with other fans.

Forbes contributors publish independent expert analyses and insights. Travis Bean writes about the best movies available to stream. That’s why I set out to rank the best alien and space movies ever.

Luc Haasbroek is a writer and videographer from Durban, South Africa. He has been writing professionally about pop culture for eight years. Luc's areas of interest are broad: he's just as passionate ...