It takes eight and a half minutes for light to get from the sun to earth.
159
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Sound doesn't travel in space.
255
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Venus is the only planet that rotates clockwise.
310
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Jupiter is bigger than all the other planets combined.
254