Article View: sci.space.shuttle
Article #2779Re: Hubble
From: Philip R. Forrest
Date: Thu, 12 Nov 1992 23:26
Date: Thu, 12 Nov 1992 23:26
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In article 2B029F68@catpe.alt.za, Richard.Reynolds@f5.n7103.z5.fidonet.org (Richard Reynolds) writes: >1)Are there attempts going on to fix the Hubble telescope and if so what > are they and what chance do they have of success? I believe there is a Shuttle Flight manifested for late next year that will visit the Hububle (uh, I mean Hubble) telescope. From what I've heard, the chances of success are pretty good. The defect in the scope's mirror is said to be 'perfect', so I *think* they'll just have to replace the main CCD camera with one of a different focal length. If I were the Dictator of NASA (yeah, right) I would send EVA god Jerry Ross to do the actual switchout. > >2)What other Space telescopes are being planned? (if any) I am severely ignorant on this matter... > >3)Why was the Hubble's mirror made of glass as opposed to something like > Aluminum? > My guess is that glass was chosen because it is less susceptible to thermal deformation. Plus, it is much easier to work with than Aluminum. I think the mirror is coated with a micro-thin layer of aluminum. -- Phil Forrest - Ascent FDO wanna be Auburn University Mechanical Engineering Auburn, AL
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arc1-ca.pugleaf.net!sparky!uunet!ogicse!uwm.edu!zaphod.mps.ohio-state.edu!darwin.sura.net!news.duc.auburn.edu!lab2!forreprReferences:
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Path: arc1-ca.pugleaf.net!sparky!uunet!ogicse!uwm.edu!zaphod.mps.ohio-state.edu!darwin.sura.net!news.duc.auburn.edu!lab2!forrepr From: forrepr@eng.auburn.edu (Philip R. Forrest) Newsgroups: sci.space.shuttle Subject: Re: Hubble Message-ID: <1992Nov12.232654.4613@news.duc.auburn.edu> Date: 12 Nov 92 23:26:54 GMT Article-I.D.: news.1992Nov12.232654.4613 References: <2852.2B029F68@catpe.alt.za> Sender: usenet@news.duc.auburn.edu (News Account) Reply-To: forrepr@eng.auburn.edu Organization: Auburn University Engineering Lines: 31 Nntp-Posting-Host: lab2.eng.auburn.edu