No one officially admitted it, but Aliens: Apocalypse - The Destroying Angels was a goldmine for Prometheus' script. If you don't know the comic book, read it, it's very good.

Aliens: Apocalypse - The Destroying Angels is a fourt-part limited comic book series published by Dark Horse Comics from January-May 1999. The series was written by Mark Schultz, illustrated by Doug Wheatley, colored by Chris Chuckry, lettered by Clem Robins and edited by Philip Amara. It featured c...