A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
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
Buzz Aldrin’s mother’s maiden name was Moon.
9
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Sound doesn't travel in space.
255