An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Astronauts get taller when they are in space.
224
Some asteroids have other asteroids orbiting them.
131
The heart of an astronaut actually gets smaller when in outer space.
216
Only 55% of Americans know that the sun is a star.
986
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88