In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The light hitting the earth right now is 30 thousand years old.
163
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Some asteroids have other asteroids orbiting them.
131
