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
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The earth rotates more slowly on its axis in March than in September.
145
Sound doesn't travel in space.
255
It would take more than 150 years to drive a car to the sun.
569
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100