In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
It 'snows' metal on Venus.
13
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
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
Earth is the only planet in our solar system that's not named after a god or goddess.
17
If NASA sent birds into space they would soon die; they need gravity to swallow.
146