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
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
Lightning strikes about 6,000 times per minute on this planet!
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