The light hitting the earth right now is 30 thousand years old.
163
Summer on Uranus lasts for 21 years.
358
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
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