A comet's tail always points away from the sun.
2
Venus is the only planet that rotates clockwise.
310
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Lightning strikes about 6,000 times per minute on this planet!
158
The light hitting the earth right now is 30 thousand years old.
163
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236