Moon
Moon
The Moon drifts about 3.8 cm farther from Earth each year.
Surface gravity 0.17× Earth
Mean radius 1,737 km
Mass 0.012× Earth
Length of day 29.5 Earth days
Length of year n/a
Avg. temperature -20 °C
Moons 0
Distance from Sun 1 AU
Moon compared to Earth
Moon has about 0.27× the radius of Earth and 0.012× its mass. Its surface gravity is 0.17 times Earth's — so a 70 kg person would weigh about 11.6 kg there.
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