Sound doesn't travel in space.
255
Jupiter is bigger than all the other planets combined.
254
The earth rotates more slowly on its axis in March than in September.
145
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
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
It would take more than 150 years to drive a car to the sun.
569
Buzz Aldrin’s mother’s maiden name was Moon.
9