Only 55% of Americans know that the sun is a star.
986
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
41% of the moon is not visible from earth at any time.
103
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
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 aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The heart of an astronaut actually gets smaller when in outer space.
216