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Study finds EELV capable of Orion role - Griffin claims alternatives are fiction



 
 
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  #1  
Old April 21st 09, 04:05 PM posted to sci.space.policy
Jeff Findley
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Posts: 5,012
Default Study finds EELV capable of Orion role - Griffin claims alternatives are fiction

Study finds EELV capable of Orion role - Griffin claims alternatives are
fiction
http://www.nasaspaceflight.com/2009/...tives-fiction/

From above:

A study by the Aerospace Corporation, conducted at the
request of NASA to disprove the viability of an option
to switch Orion to an alternative Evolved Expendable
Launch Vehicle (EELV), has found both the Atlas V Heavy
and Delta IV Heavy are capable of launching Orion on
both ISS and Lunar missions. Meanwhile, former NASA
administrator Mike Griffin once again dismissed all
alternatives to Ares I as unviable, due to the efforts
already spent on Constellation.

Jeff
--
"Many things that were acceptable in 1958 are no longer acceptable today.
My own standards have changed too." -- Freeman Dyson


  #2  
Old April 24th 09, 05:41 AM posted to sci.space.policy
David Spain
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Posts: 2,901
Default Study finds EELV capable of Orion role - Griffin claims alternatives are fiction

"Jeff Findley" writes:

Study finds EELV capable of Orion role - Griffin claims alternatives are
fiction
http://www.nasaspaceflight.com/2009/...tives-fiction/

From above:

A study by the Aerospace Corporation, conducted at the
request of NASA to disprove the viability of an option
to switch Orion to an alternative Evolved Expendable
Launch Vehicle (EELV), has found both the Atlas V Heavy
and Delta IV Heavy are capable of launching Orion on
both ISS and Lunar missions. Meanwhile, former NASA
administrator Mike Griffin once again dismissed all
alternatives to Ares I as unviable, due to the efforts
already spent on Constellation.

Jeff
--
"Many things that were acceptable in 1958 are no longer acceptable today.
My own standards have changed too." -- Freeman Dyson


I'm trying really, really hard to understand the 'logic' behind that dismissal
attributed to Mr. Griffin...

Let me paraphrase: "Our lead balloon is nearly ready to fly. We've spent so
much time and energy on it, it would be a shame to see it shelved now.
Especially for some silly hot air contraption that won't be nearly as durable
as our lead composite version, nor nearly as fast when our balloon is coupled
to its explosives-laden launcher later this year...."

:-)

Dave
 




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