The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Sound doesn't travel in space.
255
The earth is .02 degrees hotter during a full moon.
157
Jupiter is bigger than all the other planets combined.
254
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
It would take more than 150 years to drive a car to the sun.
569
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The sun is 330,330 times larger than the earth!
190