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Re: Asteroids didn't kill dinosaurs, scientists say



Randy King wrote:
 
> It seems a coincidence that all this should happen within a short
> geological timeframe.  Does this give credence to the dark companion
> theory for the Sun?  The theory provides for a dark companion to
> disrupt the Oort cloud, bombarding the inner solar system with various
> debris.  Not being a geologist, I would think periodic bombardment
> could lead to this sort of climatic disruption if over a short enough
> time period.

It has been estimated that a pertibation of the Oort cloud would lead to 
a dramatic increase in impacts lasting about 3 million years.

David Raup told me this so I bet it is in his book.

Jim K.