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 light hitting the earth right now is 30 thousand years old.
163
Pluto is smaller than Russia.
9
A comet's tail always points away from the sun.
2
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4