The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter is bigger than all the other planets combined.
254
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
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
The population of the Earth has more than doubled since 1950.
151
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
The sun is 330,330 times larger than the earth!
190