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

While audiences may never get another Sigourney Weaver-led Alien film, the star can be seen in other sci-fi projects like The ...

From Project Hail Mary to Independence Day, Alien to Arrival, these alien movies are much better than Disclosure Day.

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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.