01
There are 6 movies in this series of Prometheus, namely Prometheus (Preface to Aliens); Alien: Contract; Aliens; Alien 2; Alien 3; Alien 4.
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The Prometheus (alien prequel) tells a team of scientists conducted a thriller adventure, it will test their physical and spiritual limits, and let them stranded in a completely different world, where they will find the answer to the ultimate question, and the ultimate mystery of life.
03
The Alien: Covenant timeline is set 10 years after the end of the Prometheus story. A ship carrying migrants, the Covenant, has landed on a distant planet after a mishap. And found the “Prometheus” survivor of the biochemical man David, while waiting for them there are terrifying alien monsters. This seemingly heavenly planet is actually a hell of a doom.
04
Alien, a space horror film directed by Ridley Scott and starring Sigourney Weaver, Harry Dane Stanton, John Hurt and Veronica Cavett, was released in the United States in May 1979. It tells the story of the crew’s struggle with aliens after a spaceship accidentally brought aliens on board during a rescue mission.
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Alien 2 is about 57 years after the last episode of Alien, Alan Ripley returned to discover the alien planet LV-426 with a well-equipped and well-trained Marine team after a long hibernation to fight a large number of alien groups.
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“Alien 3” is about Ripley brought aliens to Fury 101, and eventually with the aliens out of the story.
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“Alien 4” tells the story of scientists engaged in cloning who extract Ripley’s blood, use cloning technology to resurrect her, and extract the invaded alien embryo from Ripley’s body in an attempt to profit from it. The film was released in 1997.