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
A comet's tail always points away from the sun.
2
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
The sun is 330,330 times larger than the earth!
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All of the Earth's continents are wider at the north than in the south - and nobody knows why.
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Pluto is smaller than Russia.
9
Jupiter's moon Ganymede, is larger than the planet Mercury!
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