There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Pluto is smaller than Russia.
9
Earth is the only planet in our solar system that's not named after a god or goddess.
17
It would take more than 150 years to drive a car to the sun.
569
NASA invented baby food as we know it today.
7
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
If NASA sent birds into space they would soon die; they need gravity to swallow.
146