In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Buzz Aldrin’s mother’s maiden name was Moon.
9
It 'snows' metal on Venus.
13
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
Astronauts cannot burp in space.
232