The heart of an astronaut actually gets smaller when in outer space.
216
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
More than 20 million meteoroids enter Earth's atmosphere every day.
139
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31