Planet Uranus (New True Books: Space (Paperback))
by Christine Taylor Butler

Located 1.7 billion miles away from Earth, Uranus resembles a blue-green sphere floating in the distance. Readers will find out which gases make up the bulk of this faraway planet and why it has only been visited by spacecraft a single time. They will also learn about Uranuss more than two dozen moons and discover how scientists are working to learn more about this remarkable planet.