Jupiter is bigger than all the other planets combined.
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It 'snows' metal on Venus.
13
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
41% of the moon is not visible from earth at any time.
103
The earth is .02 degrees hotter during a full moon.
157
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
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124