Superman's worst enemies have invaded our solar system Now it's up to the Man of Steel to travel to the eight planets and put an end to the villains' outer space schemes. Not only will the World's Greatest Hero save the day in each action-packed story, but young readers will learn real-world science facts about the featured planet-including details about its physical structure, atmosphere, moons, and more. With an exciting blend of fiction and nonfiction content, plus DC Comics' legendary super hero, Superman Solar System Adventures delivers a fun, accessible introduction to astronomy for kids.