Astronauts get taller when they are in space.
224
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The population of the Earth has more than doubled since 1950.
151
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
Today's top fuel dragsters take off with more force than the space shuttle.
120
Buzz Aldrin’s mother’s maiden name was Moon.
9