41% of the moon is not visible from earth at any time.
103
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The Earth gets 100 tons heavier every day due to falling space dust.
673
The population of the Earth has more than doubled since 1950.
151
Sound doesn't travel in space.
255
Today's top fuel dragsters take off with more force than the space shuttle.
120
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