It takes eight and a half minutes for light to get from the sun to earth.
159
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
There are two golf balls sitting on the moon.
721
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 density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219