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

Add Yahoo as a preferred source to see more of our stories on Google. For nearly 50 years, the "Alien" franchise has terrified, thrilled, and fascinated audiences. It all began in 1979 with Ridley ...

Movies about disasters—natural or human-made—have been produced since the earliest days of film. As early as 1916, a disaster with an extraterrestrial cause was touted in The End of the World, a ...

Add Yahoo as a preferred source to see more of our stories on Google. Some of the greatest sci-fi movies of all time revolve around humans in a desperate struggle for survival. Sometimes we're ...