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#1
April 24th 11, 11:02 PM
posted to sci.physics,sci.astro,sci.astro.amateur
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A new theory of how galactic spiral arms work simulated
On 11-04-21 11:17 AM, john wrote:
On Apr 21, 8:43 am, Yousuf wrote: On 4/21/2011 8:45 AM, john wrote: The arms break up about as frequently as electrons break up. Since when do electrons break up? They don't. And neither do galactic arms. john Well, actually according to simulation, the galactic arms break up ever 80-100 million years, to be immediately replaced by new ones. Yousuf Khan 
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