Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
Some asteroids have other asteroids orbiting them.
131
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
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