Summer on Uranus lasts for 21 years.
358
NASA invented baby food as we know it today.
7
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
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
If two pieces of metal touch in space, they become permanently stuck together.
808
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277