The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Venus is the only planet that rotates clockwise.
310
Sound doesn't travel in space.
255
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Jupiter is bigger than all the other planets combined.
254
It 'snows' metal on Venus.
13
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8