The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Jupiter is bigger than all the other planets combined.
254
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
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15