In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Lightning strikes about 6,000 times per minute on this planet!
158
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Earth is the only planet in our solar system that's not named after a god or goddess.
17
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
The population of the Earth has more than doubled since 1950.
151
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175