If two pieces of metal touch in space, they become permanently stuck together.
808
The Earth gets 100 tons heavier every day due to falling space dust.
673
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
41% of the moon is not visible from earth at any time.
103
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4