In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
It takes eight and a half minutes for light to get from the sun to earth.
159
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
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Astronauts cannot burp in space.
232
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The earth travels through space at 660,000 miles per hour.
189