Earth is a planet, moving around the sun. But Earth is not the only planet! It is one of eight planets, many moons, and other objects that orbit our sun. The planets have much in common, and they have many differences, too. In this book, learn all about the planets. 32 pages
Earth is a planet, moving around the sun. But Earth is not the only planet! It is one of eight planets, many moons, and other objects that orbit our s...
