How Many Planets Circle the Sun?

And Other Questions about Our Solar System

Carson Mary Kay

Why is there life on earth? How did Saturn get its rings? Which planet is biggest, which one's hottest and which has a cloud named Scooter? Take a trip into outer space to learn about the asteroid belt, Martian volcanoes, dwarf planets and other fascinating facts about our universe.

About the Author

Mary Kay Carson is an award-winning children's nonfiction author. She has written more than 40 books for kids about wildlife, space, weather, nature, and history, including "The Underground Railroad for Kids" and "The Wright Brothers for Kids" (both Chicago Review Press). Mary Kay also gives presentations at schools about writing and her books. She lives in Cincinnati, OH.

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