Only 12 humans have walked on the Moon. But scientists have learned a lot about Earth's night light. We know how it was formed, about its relationship with Earth, and its surface features. The informative text pairs with fascinating fun facts and special features to provide an in-depth look at Earth's closest neighbor.

Neptune is the outermost planet in the solar system! It may look a calm blue, but this huge planet is swirling with activity. A thick layer of clouds gives way to whirls of rocks and ice. There may even be an ocean beneath its clouds! For readers with an interest in space exploration, this Neptune title is sure to fascinate. Colorful photos, fun facts, and special features make this book one worth checking out!

Uranus is an ice giant that spins completely on its side! Scientists have studied it since its discovery in 1781, but Uranus remains one of the solar system's most mysterious planets. In fact, only one spacecraft has ever visited the planet. This hi/lo title uses fascinating fun facts, special features, and photos to give readers a crash course on the coldest planet in the solar system!