Find out about the four planets farthest from the Sun: Jupiter, Saturn, Uranus, and Neptune. Discover why these planets are called the gas giants, which spacecraft have visited them, and what lies beyond them in the solar system.
Pluto, once considered the ninth planet in our solar system, is now classified as one of the largest dwarf planets in the Kuiper Belt. But what is a dwarf planet? And what is the Kuiper Belt? This engaging book answers these questions while exploring the unique features of Pluto, its moon Charon, and other major dwarf planets like Eris and Ceres.
Explains what dwarf planets are and where they are located in the solar system, and describes the characteristics of known dwarf planets, including Pluto, Eris, and Ceres.