There are more nerve cells in the human brain than there are stars in the Milky Way.
349
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13