Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Only 55% of Americans know that the sun is a star.
986
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The light hitting the earth right now is 30 thousand years old.
163
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15