Astronauts get taller when they are in space.
224
Only 55% of Americans know that the sun is a star.
986
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Jupiter is bigger than all the other planets combined.
254
A comet's tail always points away from the sun.
2
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127