Article View: sci.space
Article #8644Re: Space Resources
From: Paul Rodman
Date: Tue, 14 Feb 1989 16:40
Date: Tue, 14 Feb 1989 16:40
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1148 bytes
In article <16520003@hpfcdj.HP.COM> myers@hpfcdj.HP.COM (Bob Myers) writes:
>
>Space may be "frictionless", but that doesn't make travelling in space cheap.
>As Saint Isaac pointed out, if you start to go in one direction, you're
>gonna keep it up. The expensive part? Can you say "delta-vee"?
>
Oh, Come on! There are lots of ways of storing energy from incoming
masses in rotation, and extracting it later for outgoing masses. With enough
such systems in various directions the energy costs could approach zero.
G. O'neil had such an idea for getting between cylinder cites.s
Cay YOU say "L = I**2 x r"? :-)
Paul Rodman
rodman@mfci.uucp
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arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!unmvax!unm-la!lanl!cmcl2!yale!mfci!rodmanReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!unmvax!unm-la!lanl!cmcl2!yale!mfci!rodman From: rodman@mfci.UUCP (Paul Rodman) Newsgroups: sci.space Subject: Re: Space Resources Message-ID: <645@m3.mfci.UUCP> Date: 14 Feb 89 16:40:53 GMT References: <900@amethyst.ma.arizona.edu> <16520003@hpfcdj.HP.COM> Sender: rodman@mfci.UUCP Reply-To: rodman@mfci.UUCP (Paul Rodman) Organization: Multiflow Computer Inc., Branford Ct. 06405 Lines: 17