Astronauts get taller when they are in space.
224
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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
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 light hitting the earth right now is 30 thousand years old.
163
Mars had an oxygen-rich atmosphere around 4 billion years ago
13