When you buy through links on our articles, Future and its syndication partners may earn a commission. E.T., Stitch, Chewbacca, Groot — humans have a lot of ideas about what aliens might look like.

Discover interesting facts about where alien life forms are likely to exist, and what they look like. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

E.T., Stitch, Chewbacca, Groot — humans have a lot of ideas about what aliens might look like. But what is the science behind extraterrestrial life? Is it possible that humans will ever experience ...