Xref: utzoo sci.astro:13868 sci.space:31812 sci.engr:1396 Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!zaphod.mps.ohio-state.edu!think.com!yale.edu!ox.com!hela!aws From: aws@iti.org (Allen W. Sherzer) Newsgroups: sci.astro,sci.space,sci.engr Subject: Re: Platinum-group metal concentrations in earth-crossing objects Message-ID: <1991Jun17.132809.13089@iti.org> Date: 17 Jun 91 13:28:09 GMT References: <1991Jun16.024747.28781@sequent.com> <1991Jun17.021943.6721@sequent.com> Organization: Evil Geniuses for a Better Tomorrow Lines: 23 In article <1991Jun17.021943.6721@sequent.com> szabo@sequent.com writes: >>Why process in Earth orbit? Seems to me that you could do quite a >>lot, in terms of smelting, or whatever, by processing during the >>transfer orbit. Sure, it would take a few years, but so what? >Two problems: lifting the heavy processing equipment out to the >asteroid, That shouldn't be a problem. After all, most of the energy and cost is spent getting to LEO. After you get to LEO you are half way to anywhere. >and the round-trip light time for teleoperation. So we send people. Allen -- +---------------------------------------------------------------------------+ |Allen W. Sherzer | DETROIT: Where the weak are killed and eaten. | | aws@iti.org | | +---------------------------------------------------------------------------+