Some asteroids have other asteroids orbiting them.
131
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
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 earth rotates more slowly on its axis in March than in September.
145
There are two golf balls sitting on the moon.
721
Pluto is smaller than Russia.
9