Do aliens exist? Based on how many alien invasion movies there are, you'd be forgiven that there's gotta be some proof of extraterrestrial life—and that the aliens are out to get us here on Earth. But ...

In space, no one can hear you watch the Alien movies in order. It might be the perfect organism according to Ash, but the xenomorph's timeline is a bit of a jumbled mess of prequels and origin stories ...