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Our Solar System
Our Solar System
Author: Glen Phelan
Our solar system consists of the sun and all the objects that revolve around it. these objects include the nine planets as well as millions of comets, asteroids, and meteoroids. The force of gravity pulls these objects into elliptical orbits around the sun. Even the distant planet Pluto cannot escape the pull of gravity because of the sun's ...  more »
ISBN: 283003
Publication Date: 2006
Pages: 36
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Publisher: National Geographic Society
Book Type: Paperback
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