not really, say if a comet hits the asteroid belt,


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送交者: steven 于 2007-11-12, 16:37:13:

回答: Asteroid's trajectory is predictable, uncertainties comes from measurement. 由 wc 于 2007-11-12, 15:57:28:

how do you predict what happens next? Of course, in general asteroid belt is a lot more predictable than comets, but it doesn't means measurement is the sole factor contributing to the uncertainties.



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