The earth is .02 degrees hotter during a full moon.
157
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
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
Pluto is smaller than Russia.
9
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Venus is the only planet that rotates clockwise.
310