Over four decades, the Alien franchise has brought many different versions of the xenomorph creature to theaters.
Dazzling 'dawn storms' that illuminate Jupiter's poles are 10x more intense than the gas giant's regular auroras.
Star Wars used to be the end-all, be-all in space sci-fi, but in the years since the original trilogy, others have rushed in ...
All seven Predator films are now available to stream on Hulu, meaning sci-fi fans can watch a franchise evolve.
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