The population of the Earth has more than doubled since 1950.
151
There are two golf balls sitting on the moon.
721
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Some asteroids have other asteroids orbiting them.
131