In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Summer on Uranus lasts for 21 years.
358
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
A comet's tail always points away from the sun.
2