The heart of an astronaut actually gets smaller when in outer space.
216
The earth travels through space at 660,000 miles per hour.
189
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
41% of the moon is not visible from earth at any time.
103
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Only 55% of Americans know that the sun is a star.
986