Includes bibliographical references and index.

"The sun, planets, moon, and other space objects are all part of our solar system. In this fact-filled book, readers learn what a solar system is and what it contains, such as asteroids, comets, the Kuiper Belt, and the Oort Cloud. Full-color photos and fast facts illuminate this fascinating topic, while Words to Know and an entertaining activity reinforce the knowledge. The book correlates directly with the Next Generation Science Standards' expectation for understanding Earth's Place in the Universe in grades 1-2. It is also aligned with the Common Core English Language Arts standards for reading informational texts"--,Provided by publisher.

Grade K to 4.