In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The light hitting the earth right now is 30 thousand years old.
163
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
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