There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Astronauts get taller when they are in space.
224
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
A comet's tail always points away from the sun.
2
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219