
January 28th, 2004, 06:22 AM
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Shrapnel Fanatic
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Join Date: Feb 2001
Location: Waterloo, Ontario, Canada
Posts: 11,451
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Re: Why is Space a Vacuum
The densest nebulae have about 10,000 molecules per cm^3.
The air we breathe has 10^19.
If they get too dense or cool, then they'll collapse into star clusters.
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