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.
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MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
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The light hitting the earth right now is 30 thousand years old.
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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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Earth is the only planet in our solar system that's not named after a god or goddess.
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