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Moon Orbits the Earth. Lunar Phases. The Moon from Earth. Moon’s Rotation Matches Orbit. Sidereal rotation period is the same as the sidereal orbital period: 27.3 days Moon shows the same “face” to the Earth Caused by Earth’s tidal force on the Moon. The Cause of Eclipses: Shadows.
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Moon’s Rotation Matches Orbit • Sidereal rotation period is the same as the sidereal orbital period: 27.3 days • Moon shows the same “face” to the Earth • Caused by Earth’s tidal force on the Moon