The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
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
Venus is the only planet that rotates clockwise.
310
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
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
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14