Earth is the only planet in our solar system that's not named after a god or goddess.
17
The light hitting the earth right now is 30 thousand years old.
163
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
It 'snows' metal on Venus.
13
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Astronauts get taller when they are in space.
224
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277