Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If two pieces of metal touch in space, they become permanently stuck together.
808
It 'snows' metal on Venus.
13
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
A comet's tail always points away from the sun.
2