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