All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
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
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
