When Doomsday arrives on Earth, the Man of Steel knows he must get his
deadliest enemy as far from the planet as possible. Join Superman as he
takes Doomsday to the very edges of our solar system, and along the way
learn real-world science facts about Neptune, the farthest planet from
the Sun. With an exciting mix of fiction and nonfiction content, kids
can explore outer space with DC Comics' legendary super hero in this
fun, action-packed introduction to Neptune.