A 100-pound person on Earth would weigh 38 pounds on Mars.
102
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Earth is the only planet in our solar system that's not named after a god or goddess.
17
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
Astronauts get taller when they are in space.
224
The population of the Earth has more than doubled since 1950.
151
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31