An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Earth is the only planet in our solar system that's not named after a god or goddess.
17
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14