The "Alien" franchise is one of the most beloved in the sci-fi genre. Here are all nine movies and the franchise's first-ever TV series, "Alien: Earth," ranked. "Alien: Earth" is available on FX and ...

"Alien: Earth" is Noah Hawley's latest silver-to-small screen project. But if you want to watch all the film entries which preceded it, here's what you need to know.