There are more nerve cells in the human brain than there are stars in the Milky Way.
349
NASA invented baby food as we know it today.
7
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
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