There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
The light hitting the earth right now is 30 thousand years old.
163
Earth is the only planet in our solar system that's not named after a god or goddess.
17
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
It 'snows' metal on Venus.
13
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15