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
Sound doesn't travel in space.
255
It takes eight and a half minutes for light to get from the sun to earth.
159
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Venus is the only planet that rotates clockwise.
310
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
A 100-pound person on Earth would weigh 38 pounds on Mars.
102