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
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
Sound doesn't travel in space.
255
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
It 'snows' metal on Venus.
13