It 'snows' metal on Venus.
13
The earth rotates more slowly on its axis in March than in September.
145
A comet's tail always points away from the sun.
2
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Jupiter's moon Ganymede, is larger than the planet Mercury!
149