The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Lightning strikes about 6,000 times per minute on this planet!
158
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236