The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Astronauts get taller when they are in space.
224
The sun is 330,330 times larger than the earth!
190
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
There are two golf balls sitting on the moon.
721
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
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194