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
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
The earth travels through space at 660,000 miles per hour.
189
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