Aliens definitely exist, Britain's first astronaut has said -- and it's possible they're living among us on Earth but have gone undetected so far. Learn more. .
Directed by James Cameron. With Sigourney Weaver, Michael Biehn, Carrie Henn, Paul Reiser. Ellen Ripley is rescued by a deep salvage team after being in hypersleep for 57 years. .
Aliens is a 1986 American science fiction action film written and directed by James Cameron, produced by Gale Anne Hurd and starring Sigourney Weaver.The second installment in the Alien franchise, it follows Ellen Ripley (Weaver) as she returns to the moon where her crew encountered the hostile Alien creature, this time accompanied by a unit of space marines. .
Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to ... .
Directed by Ridley Scott. With Sigourney Weaver, Tom Skerritt, John Hurt, Veronica Cartwright. After a space merchant vessel receives an unknown transmission as a distress call, one of the crew is attacked by a mysterious life form and they soon realize that its life cycle has merely begun. .