It 'snows' metal on Venus.
13
41% of the moon is not visible from earth at any time.
103
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
The Earth gets 100 tons heavier every day due to falling space dust.
673
It takes eight and a half minutes for light to get from the sun to earth.
159
If two pieces of metal touch in space, they become permanently stuck together.
808
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
If you went out into space, you would explode before you suffocated because there's no air pressure.
149