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
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Sound doesn't travel in space.
255
Venus is the only planet that rotates clockwise.
310
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Pluto is smaller than Russia.
9
Jupiter is bigger than all the other planets combined.
254