In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
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
Sound doesn't travel in space.
255
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10