The sun puts out more power in 1 second than mankind has ever used within human existence.
14
If two pieces of metal touch in space, they become permanently stuck together.
808
The population of the Earth has more than doubled since 1950.
151
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The heart of an astronaut actually gets smaller when in outer space.
216
It takes eight and a half minutes for light to get from the sun to earth.
159
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219