(urth) Yesod- what is it?

[António Pedro Marques]

Lee Berman wrote (12-08-2010 19:10):

> Yesod is a universe with suns and planets and gravity, like ours and Severian's.
> Can hyperspace or subspace have suns and planets and gravity and stuff like that
> in it? 		 	   		

The way I see it, Yesod differs in that it connects to all the other 
universes. It probably has different properties as well, but that's not very 
relevant, I think.