It 'snows' metal on Venus.
13
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
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
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
Lightning strikes about 6,000 times per minute on this planet!
158