The natural state for moons

tidal locked moons planets earth moon rotation

Why is it the natural state for moons to be tidally locked with their parent planet? With only a few exceptions planets moons always have the same side facing the planet. The craziest exception is the Pluto system with planets/moons in orbital resonance but also with the moons having rotational chaos, apart from Pluto/Charon which …

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Ammonia crater: in or from Charon?

charon ammonia craters how why when formed origin transmuted

Large amounts of frozen ammonia have been detected in and around the area of a crater on Pluto’s satellite moon Charon. Other amounts of ammonia are found nearby. A general detection of ammonia had been found previously but not in a defined location. A similar sized crater nearby does not have any ammonia in it …

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