Re: Interesting concultural ideas
From: | John Cowan <jcowan@...> |
Date: | Friday, December 7, 2001, 21:10 |
Andreas Johansson wrote:
> That last would seem a very minor detail (except how the heck do you clean
> an Oort cloud?). Besides, at least on our solar system, the planets are
> mostly made of hydrogen and helium, which are hardly useable as
> construction
> material, unless you transmute the stuff into carbon or something.
Maybe so. IIRC, Niven says the Ring was made with the metals
in the system, and the H and He were used as fusion fuel and
working mass when spinning it up to speed.
--
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