A 100-pound person on Earth would weigh 38 pounds on Mars.
102
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
It 'snows' metal on Venus.
13
Sound doesn't travel in space.
255
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13