The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Some asteroids have other asteroids orbiting them.
131
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
If two pieces of metal touch in space, they become permanently stuck together.
808
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
Jupiter is bigger than all the other planets combined.
254
Earth is the only planet in our solar system that's not named after a god or goddess.
17