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
Earth is the only planet in our solar system that's not named after a god or goddess.
17
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
According to a 2011 poll, 32% of Russians believe that the Sun orbits Earth.
11