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Jupiter's strong aurorae result from particles ejected by Io's volcanoes.
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Q31: In a period of three months,a planet
Q40: Humans cannot survive on the surface of
Q53: When Voyager I passed through Jupiter's magnetosphere,it
Q55: The interior of the Earth is differentiated
Q57: Continental drift occurs at a typical rate
Q58: Star C is a red star.Star D
Q61: An observer outside our solar system,who monitors