Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
The light hitting the earth right now is 30 thousand years old.
163
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Some asteroids have other asteroids orbiting them.
131
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236