Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Astronauts cannot burp in space.
232
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
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