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DescriptionPluto-Charon System.gif
English: A side view of the Pluto-Charon system. Pluto and Charon are tidally locked to each other. Charon is massive enough that the barycenter of Pluto's system lies outside of Pluto, thus Pluto and Charon are sometimes considered to be a binary system.
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Анимация вращения Плутона и Харона вокруг общего центра масс