Moon
Earth's only natural satellite, thought to have formed from debris after a giant impact.
| Type | Moon |
|---|---|
| Orbits | Earth |
| Distance from parent body | 384,400 km |
| Diameter | 3,474 km |
| Mass | 7.34 × 10^22 kg |
| Surface gravity | 1.62 m/s² |
| Temperature | -53°C |
| Orbital period | 27 days |
| Apparent magnitude | -12.7 |
| Redshift | 0 |
| Discovered | Prehistoric |
At 3,474 km across, Moon is close to the diameter of Earth's Moon.
Its mass is 1.2 percent of the mass of Earth.
It orbits Earth at 384,400 km, closer in than the Moon orbits Earth.
A single orbit takes 27.3 days.
An average temperature of 220 K works out at -53 degrees Celsius, colder than the 15 degrees Earth averages.
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