An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
The earth rotates more slowly on its axis in March than in September.
145
Sound doesn't travel in space.
255
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The heart of an astronaut actually gets smaller when in outer space.
216