The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Pluto is smaller than Russia.
9
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
Lightning strikes about 6,000 times per minute on this planet!
158
There are two golf balls sitting on the moon.
721
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
41% of the moon is not visible from earth at any time.
103
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9