The heart of an astronaut actually gets smaller when in outer space.
216
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
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
Lightning strikes about 6,000 times per minute on this planet!
158
Summer on Uranus lasts for 21 years.
358
Earth is the only planet in our solar system that's not named after a god or goddess.
17
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118