Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The earth rotates more slowly on its axis in March than in September.
145
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
There are two golf balls sitting on the moon.
721
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194