Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Buzz Aldrin’s mother’s maiden name was Moon.
9
Astronauts get taller when they are in space.
224
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14