The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The population of the Earth has more than doubled since 1950.
151
Astronauts get taller when they are in space.
224
41% of the moon is not visible from earth at any time.
103
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
Buzz Aldrin’s mother’s maiden name was Moon.
9
It would take more than 150 years to drive a car to the sun.
569
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121