Fictional extraterrestrial characters from the Solar System

Thanos () is a fictional character appearing in American comic books published by Marvel Comics. Created by writer-artist Jim Starlin, the character first appeared in The Invincible Iron Man #55 (cover date February 1973). An Eternal–Deviant warlord from the moon Titan, Thanos is regarded as one of the most powerful beings in the Marvel Universe. Due to his genocidal tendencies, he has clashed with many heroes including the Avengers and the Guardians of the Galaxy.

fictional character in Star Trek: The Next Generation

DC Comics character

fictional character in Marvel Comics