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What does "Nova" mean ?
asked Jul 26, 2010 by triuser (13,156 points)

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A nova (pl. novae) is a cataclysmic nuclear explosion caused by the accretion of hydrogen onto the surface of a white dwarf star, which ignites and starts nuclear fusion in a runaway manner.
answered Jul 27, 2010 by trianswer (334,515 points)

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