Nothing is as it seems in the Alien universe — including its fictional timeline. For over 40 years, the Xenomorph has terrorized audiences with seven films, two Alien vs. Predator crossover movies and ...

In addition to the Marvel Cinematic Universe and the DC Cinematic Universe, franchises like "Star Trek" and "Star Wars" have long featured multiple movies and TV shows that comprise a wider canvas of ...

Don’t expect a straightforward timeline, because continuity is a mess with the Alien and Predator timelines (even if, as in this list, you choose to ignore tie-in comics, novels, and games). Predator: ...