Why Isn't Pluto a Planet?

"In 2006, astronomers decided a planet needed to be the only large object in its area. Pluto shares its space with hundreds of other objects. Some of them are as big or bigger than Pluto."
Why Isn't Pluto a Planet?
Planets can have moons in their orbit, but not other planets. Poor Pluto!

Comments

[s.j. crawford]

Has anyone read this book? Any reviews? My kindergarten class will begin talking about the solar system soon and I am considering this book.

[グッチバッグ]

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