If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
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
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
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
Some asteroids have other asteroids orbiting them.
131