Earth is a planet, moving around the sun. But Earth is not the only planet in our solar system! It is one of eight planets, many moons, and other objects that orbit our sun. The planets have much in common, but they have many differences, too. In this book, learn all about these exciting planets.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.