If two pieces of metal touch in space, they become permanently stuck together.
807
Astronauts get taller when they are in space.
224
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
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
30
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
More than 20 million meteoroids enter Earth's atmosphere every day.
139
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Today's top fuel dragsters take off with more force than the space shuttle.
120