Subject:
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Re: Columbia and .space
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Newsgroups:
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lugnet.space
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Date:
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Sat, 1 Feb 2003 22:03:51 GMT
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Viewed:
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1912 times
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Paul Hartzog wrote:
> Material stresses going from hot
> to cold are much greater during winter.
> One would hope that NASA would consider
> a moratorium on winter launches.
?Huh? What does winter have to do with it?
The orbiter is designed to withstand on-orbit thermal cycling far
greater than any it would experience on Earth.
--
J. Spencer Rezkalla
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Message has 1 Reply:
 | | Re: Columbia and .space
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| ja but the only stresses on those already heated/cooled materials are torsional, i.e. NOT gravitic. During re-entry the gravitic stresses reassert themselves dramatically and if the thermal changes have weakened anything then the gravitic stresses (...) (22 years ago, 1-Feb-03, to lugnet.space)
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Message is in Reply To:
| | Columbia and .space
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| Reflecting on this disaster, and sending good thoughts to the families... Material stresses going from hot to cold are much greater during winter. One would hope that NASA would consider a moratorium on winter launches. But there's another point to (...) (22 years ago, 1-Feb-03, to lugnet.space, lugnet.general)
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