The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
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
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Today's top fuel dragsters take off with more force than the space shuttle.
120