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- From: roberts@cmr.ncsl.nist.gov (John Roberts)
- Subject: Re: reality check
- Message-ID: <BxHHnI.B2o.1@cs.cmu.edu>
- X-Added: Forwarded by Space Digest
- Sender: news+@cs.cmu.edu
- Organization: National Institute of Standards and Technology formerly National Bureau of Standards
- Original-Sender: isu@VACATION.VENARI.CS.CMU.EDU
- Distribution: sci
- Date: Tue, 10 Nov 1992 04:53:52 GMT
- Approved: bboard-news_gateway
- Lines: 37
-
-
- -From: jbh55289@uxa.cso.uiuc.edu (Josh 'K' Hopkins)
- -Subject: Re: Lunar "colony" reality check
- -Date: 8 Nov 92 22:27:41 GMT
- -Organization: University of Illinois at Urbana
-
- -szabo@techbook.com (Nick Szabo) writes:
- ->* Because of transportation costs for recycling equipment,
- -> recycling on the moon is far more expensive than recycling on
- -> earth. Even on earth the best attempt at building a livable,
- -> working biosphere masses hundreds of thousands of tons and leaks
- -> over tens of tons of air per year.
-
- -This Biosphere was of course designed for Earth conditions. A lunar station
- -won't have plate glass windows or it's own rainforest. Besides, using current
- -launch costs only proves that Moon bases aren't economical now -- something I
- -won't debate you on. Assuimg that none of the current attempts to lower launch
- -costs will succeed is as ludicrous as auuming they all will.
-
- Biosphere II was in the news again last week. They had trouble a while back
- with excess production of carbon dioxide. Now the problem is decreasing
- oxygen levels. Apparently some of the team members are breathing supplementary
- oxygen.
-
- ->* Hydrogen is extremely innefficient to transport from
- -> earth.
-
- -So get it from comets. If we don't colonize the moon, just what do you think
- -will be the market for your comet resources?
-
- So ship it in the form of nylon. Plenty of hydrogen, nitrogen, and carbon,
- and able to withstand high impact velocity, which should save considerably
- on delta-v to land it on the moon.
-
- John Roberts
- roberts@cmr.ncsl.nist.gov
-
-