Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
If two pieces of metal touch in space, they become permanently stuck together.
808
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
The sun is 330,330 times larger than the earth!
190
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121