The doomed comet is probably a member of the Kreutz sungrazer family.
这个命运注定了的彗星可能是略日彗星族克鲁兹组的一员。
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The comet currently headed for the sun may be part of the so-called Kreutz group of comets, which are known for having orbits that bring them within a few hundred thousand miles of the sun.