The earth is approx. 6,588,000,000,000,000,000 tons.
175
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The light hitting the earth right now is 30 thousand years old.
163
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
There are approximately three chickens for every human on Earth.
13