Buzz Aldrin’s mother’s maiden name was Moon.
9
There are two golf balls sitting on the moon.
721
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
If you went out into space, you would explode before you suffocated because there's no air pressure.
149