The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Venus is the only planet that rotates clockwise.
310
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
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 went out into space, you would explode before you suffocated because there's no air pressure.
149