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
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Venus is the only planet that rotates clockwise.
310
Only 55% of Americans know that the sun is a star.
986
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The heart of an astronaut actually gets smaller when in outer space.
216