The astrophysicist has authored a new book about the prospect of nonhuman intelligence in the universe.

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about extraterrestrials to reach our cinemas. George Méliès “A Trip to ...

So if you’re needing your alien fix this week, here are the five best alien movies worth adding to your Netflix watchlist. It only makes sense to start off this list with an actual alien invasion flick.

Steven Spielberg once again made a movie that focuses on aliens coming to Earth, so it's probably worth watching some other great alien invasion films.