Sigourney Weaver gave us a heroine for the ages in 1979's "Alien," as lone survivor Ellen Ripley.

 These terrifying creatures are the stuff of nightmares. Learn about their life cycle, from egg to chestburster.

 From egg to adult, the Xenomorph is a horrifying predator.

Weyland-Yutani Corporation is the villain you love to hate. Learn about their role in the Alien universe.

Ellen Ripley is the iconic heroine who has faced down countless Xenomorphs. Learn about her journey.

Androids play a crucial role in the Alien franchise. Some are helpful, others are downright terrifying.

Understand the chronological order of the Alien films.

 Learn why the original Alien is a sci-fi horror masterpiece.

Discover why Aliens is considered one of the best sequels ever made.

 Explore the dark and gritty world of Alien 3.