In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
A comet's tail always points away from the sun.
2
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
NASA invented baby food as we know it today.
7
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15