The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The light hitting the earth right now is 30 thousand years old.
163
Jupiter is bigger than all the other planets combined.
254
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
Pluto is smaller than Russia.
9