The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
There are two golf balls sitting on the moon.
721
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
41% of the moon is not visible from earth at any time.
103
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Venus is the only planet that rotates clockwise.
310
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31