Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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
Pluto is smaller than Russia.
9
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
A comet's tail always points away from the sun.
2