The earth travels through space at 660,000 miles per hour.
189
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Summer on Uranus lasts for 21 years.
358
The light hitting the earth right now is 30 thousand years old.
163
Today's top fuel dragsters take off with more force than the space shuttle.
120
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15