The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
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
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9