Known since prehistoric times, it is the brightest object in the sky after the sun Its name in english, like that of earth, is of germanic and old english derivation. The earth and moon are tidally locked Their rotations are so in sync we only see one side of the moon Humans didn't see the lunar far side until a soviet spacecraft flew past in 1959 The moon has a solid, rocky surface cratered and pitted from impacts by asteroids, meteorites, and comets.
Today's lunar phases, including the moon age and details such as moonrise and moonset Discover when the moon will reach the full moon phase with a countdown timer. Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to explore it. Discover the moon like never before Interactive moon phases, 3d moon exploration, moon landing history, and lunar calendar designed for children Learn about the moon through nasa missions and space exploration.
New moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent The cycle repeats about once a month (every 29.5 days). A lunar phase or moon phase is the apparent shape of the moon 's day and night phases of the lunar day as viewed from afar Because the moon is tidally locked to earth, the cycle of phases takes one lunar month and moves across the same side of the moon, which always faces earth.
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