The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
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
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
Today's top fuel dragsters take off with more force than the space shuttle.
120
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
More than 20 million meteoroids enter Earth's atmosphere every day.
139