The earth travels through space at 660,000 miles per hour.
189
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The earth is .02 degrees hotter during a full moon.
157
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The population of the Earth has more than doubled since 1950.
151
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The heart of an astronaut actually gets smaller when in outer space.
216