Every season of Extraterrestrial ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Extraterrestrial!

Leading scientists from all over the globe report from the Planetary Investigation Lab - where they asses the most likely locations for extraterrestrial life. Under investigation are two new planets, The Blue Moon, world of flyers, and Aurelia, the land of light and dark.

Using the lastest computer generated imaging (CGI) and 3-D effects, the show takes you on a galactic journey to these new planets and brings you face to face with alien life forms - like the skywhales, gulphogs, stinger fans, and caped stalkers.

The Best Seasons of Extraterrestrial

Every season of Extraterrestrial ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Extraterrestrial!