The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
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 light hitting the earth right now is 30 thousand years old.
163
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
41% of the moon is not visible from earth at any time.
103
The earth rotates more slowly on its axis in March than in September.
145
Summer on Uranus lasts for 21 years.
358