On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
Sound doesn't travel in space.
255
It would take more than 150 years to drive a car to the sun.
569
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 last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10