A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15