The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter is bigger than all the other planets combined.
254
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Only 55% of Americans know that the sun is a star.
986
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121