There are more nerve cells in the human brain than there are stars in the Milky Way.
349
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
