Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

We blasted off with Elio — and met an adorable alien named Glordon along the way. (Illustration composite: Annelise Capossela; illustrations: Walt Disney Studios/courtesy of Everett Collection) Space ...

Alan Tudyk was nearly 50 when he scored his first starring role in a TV series as the titular extraterrestrial Harry Vanderspeigle in Syfy's "Resident Alien." It's not that he was underemployed or ...