7. URANUS

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Uranus is the seventh planet from the Sun. Oddly, it spins on its side.
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Here’s the last picture of Uranus taken by Voyager II (launched in 1981) after it left for Neptune. It’s the only Uranian visit by a human spacecraft so far.
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Uranus does have clouds – thought to be made up of water and methane.
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Uranus has twenty-seven moons. These are the six major ones – Puck, Miranda, Ariel, Umbriel, Titania, and Oberon.
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Uranus spins on its axis about every seventeen hours. But in retrograde – meaning in the opposite direction that Earth and most other planets spin. In fact the only other retrograde planet is Venus.