Only 55% of Americans know that the sun is a star.
986
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
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
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Jupiter is bigger than all the other planets combined.
254
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
