Moon

Moon

The Moon (Latin: luna) is the only natural satellite of the Earth, and the fifth largest satellite in the Solar System. It is the largest natural satellite of a planet in the Solar System relative to the size of its primary, having 27% the diameter and 60% the density of Earth, resulting in 1⁄81 its mass. The Moon is the second densest satellite after Io, a satellite of Jupiter.

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Famous quotes containing the word moon:

    “As the moon waxes, then wanes, so at middle age do people decline.”
    —Chinese proverb.

    “The sea is calm to-night.
    The tide is full, the moon lies fair
    Upon the straits;—”
    —Matthew Arnold (1822–1888)