The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Lightning strikes about 6,000 times per minute on this planet!
158
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
It would take more than 150 years to drive a car to the sun.
569
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 heart of an astronaut actually gets smaller when in outer space.
216