The earth travels through space at 660,000 miles per hour.
189
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
41% of the moon is not visible from earth at any time.
103
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
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
It 'snows' metal on Venus.
13
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115