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A photo of the full moon, taken from Apollo 11 on its way home to Earth, from about 18,520 km (10,000 nm) away. Credit: NASA

Astronomy, Guide to Space

How Long is a Day on the Moon?

10 Jul , 2017 by Matt Williams

A single day on the Moon lasts the equivalent of 29.5 Earth days, which is the result of its tidally-locked orbit with Earth, and Earth’s orbit around the Sun.

Earth, Featured, how long is a day on the moon, lunar cycle, sidereal rotation period, synodic, the moon

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