Known since prehistoric times, it is the brightest object in the sky after the sun Explore the current phase of the moon, its rise and set times, nightly motion across the sky, and discover lunar features with our interactive map Its name in english, like that of earth, is of germanic and old english derivation.
Facts About the Moon | National Geographic
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. The moon is getting 1½ inches (3.8 centimeters) farther away from the earth every year Scientists measure the distance to the moon by bouncing lasers off mirrors placed there by space probes and astronauts
By measuring the amount of time it takes light to travel to the moon and back, scientists. How big is the moon The moon’s diameter is approximately 2,160 miles (3,475. When and where does the moon rise and set?
With our 2025 moon phase calendar, you'll find the current moon phase for tonight—plus, all the phases of the moon for each day of the month.
The moon makes earth more livable, sets the rhythm of ocean tides, and keeps a record of our solar system's history Explore nasa lunar science here. 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.
