If you often find yourself scanning the sky for UFOs and reading the latest news about Area 51, then Netflix has some sci-fi movies you're sure to enjoy.Whether you think we're alone in the universe or not, there's no denying that alien movies are pretty awesome. Movies featuring aliens can be funny (like Men in Black), family-friendly (like E.T. the Extra-Terrestrial), epic (like Independence Day), or straight-up terrifying (like Signs). But no matter what, throwing some extraterrestrial beings into the mix is always a good idea. Check out the gallery for the best alien movies available to stream on Netflix right now.