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- Path: sparky!uunet!zaphod.mps.ohio-state.edu!news.acns.nwu.edu!uicvm.uic.edu!u16072
- Organization: University of Illinois at Chicago
- Date: Thu, 21 Jan 1993 16:24:34 CST
- From: <U16072@uicvm.uic.edu>
- Message-ID: <93021.162434U16072@uicvm.uic.edu>
- Newsgroups: sci.physics
- Subject: Re: Hobby of the Future
- Distribution: sci
- References: <HAGERMAN.93Jan20225855@rx7.ece.cmu.edu>
- Lines: 12
-
- In article <HAGERMAN.93Jan20225855@rx7.ece.cmu.edu>, hagerman@ece.cmu.edu (John
- Hagerman) says:
- >
- A bag of pure oxygen will do, if you make it spherical (not necessary but
-
- makes the approximation easier) and the raduis equal to the distance from the s
- un to the average jupiter orbit.
- >What would it take to make a black hole? This is obviously a fanciful
- >question, but I'm looking for real answers, not Star Trek answers like
- >"beam a whole sun into the space of a sugar cube." How much mass do I
- >need to collect? How much pressure do I need to subject it to? Where
- >do I keep it? How long will it last?
-