If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
It 'snows' metal on Venus.
13
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
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
Summer on Uranus lasts for 21 years.
358
A comet's tail always points away from the sun.
2