A comet's tail always points away from the sun.
2
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
There are two golf balls sitting on the moon.
721
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
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
Only 55% of Americans know that the sun is a star.
986
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
41% of the moon is not visible from earth at any time.
103