There are more nerve cells in the human brain than there are stars in the Milky Way.
349
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
Pluto is smaller than Russia.
9
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
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
If two pieces of metal touch in space, they become permanently stuck together.
808
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219