The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Lightning strikes about 6,000 times per minute on this planet!
158
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
It takes eight and a half minutes for light to get from the sun to earth.
159
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
It 'snows' metal on Venus.
13
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
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175