How do scientists know anything about Uranus? Spacecraft from Earth have visited Uranus. Featuring a center spread with fast facts, this book highlights the mis

Earth is the only planet in our solar system that is suitable for life. It has liquid water, oxygen, and enough gravity to hold its own atmosphere. But did you

Saturn—the jewel of the solar system—has seven mysterious and beautiful rings. These rings, made of ice, dust, and rock, range in size from a snow crystals

Jupiter is bigger than any other planet in our solar system. It has rings and centuries-old storms. It has more than sixty moons, too—some with underground oc

All the facts you need, and lots more, are included in this up-to-date book. Learn about the amazing missions to Neptune, the dedicated scientists who plan them