Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
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
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Buzz Aldrin’s mother’s maiden name was Moon.
9
The population of the Earth has more than doubled since 1950.
151