Earth is the only planet in our solar system that's not named after a god or goddess.
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Summer on Uranus lasts for 21 years.
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If NASA sent birds into space they would soon die; they need gravity to swallow.
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If two pieces of metal touch in space, they become permanently stuck together.
808
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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There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
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