The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
It takes eight and a half minutes for light to get from the sun to earth.
159
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
There are two golf balls sitting on the moon.
721
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6