An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Astronauts get taller when they are in space.
224
There are two golf balls sitting on the moon.
721
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
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
Lightning strikes about 6,000 times per minute on this planet!
158
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15