The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The earth travels through space at 660,000 miles per hour.
189
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
If two pieces of metal touch in space, they become permanently stuck together.
808