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