The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
There are two golf balls sitting on the moon.
721
The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16