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