Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The earth travels through space at 660,000 miles per hour.
189
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Astronauts cannot burp in space.
232
It would take more than 150 years to drive a car to the sun.
569
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
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219