All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Astronauts get taller when they are in space.
224
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The light hitting the earth right now is 30 thousand years old.
163
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10