Aliens are often the cornerstone of many great sci-fi shows. Here are 15 of the best shows that heavily revolve around extraterrestrial beings.

Apple TV's Invasion isn't just about aliens. Instead, it depicts human alienation. Discover why this divisive, underrated sci-fi drama is worth your time.

From the Star Wars spin-off The Mandalorian to the classic series Star Trek: The Next Generation, these are the best sci-fi ...

Brad LaCour is a Senior List Writer for Collider. Based out of Los Angeles, California, Brad lives close enough to the stars but is too busy to find out where exactly they live. Brad is fairly certain ...

In 1986, ALF crash-landed on Earth and made his home in our hearts.

Alien: Earth season 2 may not have been officially announced, but Hawley has expressed his hopes that the series will continue, especially after the open-ended conclusion of season 1. Many questions ...