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- Path: sparky!uunet!ogicse!das-news.harvard.edu!husc-news.harvard.edu!husc.harvard.edu!mcirvin
- From: mcirvin@husc8.harvard.edu (Matt McIrvin)
- Newsgroups: sci.physics
- Subject: Re: Black hole insights
- Message-ID: <mcirvin.727739154@husc.harvard.edu>
- Date: 22 Jan 93 21:45:54 GMT
- Article-I.D.: husc.mcirvin.727739154
- References: <C18EqF.86x@megatest.com>
- Lines: 13
- Nntp-Posting-Host: husc8.harvard.edu
-
- bbowen@megatest.com (Bruce Bowen) writes:
-
- (in a very nice summary of some black-hole physics)
-
- >For a massive object, what horizon are you talking about? The horizon
- >of the original black hole, or the horizon of the black hole + object?
-
- An excellent point. The horizon of a black hole, as some have
- pointed out, comes out to meet a massive object that falls into it.
- In this discussion I've usually been idealizing infalling objects
- as massless test particles.
- --
- Matt McIrvin
-