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Date: Tue, 12 Mar 2002 10:48:42 -0500 (EST)
From: Michael Straight 
Subject: Re: (urth) Leagues and gravity

On Mon, 11 Mar 2002, Grant Peacock wrote:

> I think you are surely right that the orbits are unstable, even if the force
> exerted by Green on Blue is a small percentage of that exerted on Earth by the
> moon.  This means that the arrangement is a new one.  For those who believe the
> Blue=Ushas theory, what must have happened was that the white fountain grabbed
> Lune out of orbit as it came lumbering in and made into a planet.

But every version of the Blue=Ushas theory I've seen at least admits a
very long time between Severian and the Short Sun Books (long enough for
Neighbor civilization to rise and fall), which is probably too long for
such unstable orbits.



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