Science Fact Finder | Space - What Are The Diameter And Circumference Of The Moon?

What are the diameter and circumference of the moon?

The moon's diameter is 2,159 miles (3,475 kilometers) and its circumference is 6,790 miles (10,864 kilometers). The moon is 27 percent the size of the Earth.

Sources: Gailey, Rosemary E. Moonscapes, p. 9; The New Encyclopaedia Britannica, 15th ed , vol. 8, p. 299; World Book Encyclopedia, vol. 13, p. 783.

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