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
It takes eight and a half minutes for light to get from the sun to earth.
159
Only 55% of Americans know that the sun is a star.
986
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
If two pieces of metal touch in space, they become permanently stuck together.
808
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7