Do you want to compare Cosmic Boy with Captain Atom? Discover the powers, weakness & weapons of Cosmic Boy and Captain Atom from Cosmic Boy Biography and Captain Atom Biography. Find out all about Cosmic Boy and Captain Atom.# Check out how is Cosmic Boy unique and distinct from Captain Atom. Discover their love interest, sidekicks, family tree and the movies and games list in which Cosmic Boy and Captain Atom have appeared. Find out everything about them here!