Quote:
Originally Posted by Fraser
Just the way you can rub your hands together on a cold day to warm them up, the process of frictional heating can warm up an object in space. We see this through Jupiter's interactions with Io, and now, astronomers report, that's the same process that's causing geysers of ice to erupt on Saturn's moon Enceladus. ...
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What puzzles me is, how long can such a procees run whithout dying out? How old are Enceladus, Io, etc? Four billion years? If so, does this allow for the proposed processes?
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