The earth is .02 degrees hotter during a full moon.
157
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 were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
More than 20 million meteoroids enter Earth's atmosphere every day.
139
It would take more than 150 years to drive a car to the sun.
569
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
41% of the moon is not visible from earth at any time.
103
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160