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
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
The earth rotates more slowly on its axis in March than in September.
145
The sun puts out more power in 1 second than mankind has ever used within human existence.
14