05. How big is Pluto compared to other things in space? (A K2S Question)
From The Space Library
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Revision as of 18:13, 11 June 2014
Pluto is about 70 percent as big as the Earth's Moon, or 18 percent as big as the Earth. It's the smallest planet but is twice the size of the largest asteroid, Ceres.
Answer provided by Dr. John Spencer, Ph.D.
Question and Answer extracted from the book Kids to Space - by Lonnie Schorer
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