There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The earth rotates more slowly on its axis in March than in September.
145
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
Astronauts cannot burp in space.
232
The population of the Earth has more than doubled since 1950.
151
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 earth travels through space at 660,000 miles per hour.
189