The population of the Earth has more than doubled since 1950.
151
41% of the moon is not visible from earth at any time.
103
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
Pluto is smaller than Russia.
9
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The earth rotates more slowly on its axis in March than in September.
145
Summer on Uranus lasts for 21 years.
358
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15