More than 20 million meteoroids enter Earth's atmosphere every day.
139
The light hitting the earth right now is 30 thousand years old.
163
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Some asteroids have other asteroids orbiting them.
131