A basic introduction to dwarf planets, such as Pluto, their sizes, compositions, and places within our solar system. Dwarf Planets and the Solar System What is a Planet? What is a Dwarf Planet? Ceres Pluto Haumea Makemake Eris Exploring the Dwarf Planets Wonder More Fast Facts Activity Glossary Find Out More Index Activities for further learning Author/Illustrator biography Educational front/back matter Glossary of key words Index Infographics Informative...

Pluto is too big to be an asteroid and too small, to be a planet, so scientists call it a dwarf planet. It's so far away from the sun that it gets no warmth at all, so it's covered in a thick layer of ice. Readers learn fun facts such as these as they explore the world of our solar system's dwarf planets. Informative diagrams, full-color photographs, and accessible text help readers discover more about Pluto and the other dwarf planets in our solar...