Tag: SLS/Orion
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Refining Constellation’s plans to make 2015 – Hanley proposes major changes
Citing schedule concerns and technical challenges, Constellation manager Jeff Hanley has outlined a series of proposed solutions to avoid further slips in the Ares/Orion schedule. Mr Hanley proposes deleting the Ares I-Y test flight, making Ares I’s first stage disposable, switching from Orion 4 to Orion 3 as the Full Operational Capability (FOC) date, along…
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Study finds EELV capable of Orion role – Griffin claims alternatives are fiction
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…
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Ares/Orion slipping up to 18 months – Shuttle extension gains upper hand
NASA’s Constellation Program (CxP) will conduct a “Content and Schedule” summit meeting in the next few months, after it was evaluated their current schedules are “broken”. The meeting will aim to protect against a slip that is estimated to be as serious as 18 months, or outright cancellation for Ares I. Meanwhile, the push for…
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Extra NASA funds: An initial step towards gap reduction options/extension
US lawmakers have agreed on a stimulus package that includes just over $1 billion in additional funds for NASA, to be utilized during 2009 and 2010. While the $400m allocated towards “Exploration” is not specifically earmarked for extension of the shuttle program, it could allow NASA to take the first steps in reducing “The Gap”…
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STS-119/Discovery rollover date changed as 2009 shuttle schedule realigns
Only around five weeks will separate Endeavour’s return home from her STS-126 mission, and when Discovery is due to rollover to the Vehicle Assembly Building (VAB) ahead of STS-119. Discovery’s upcoming milestones are part of a realigned plan for the 2009 missions. However, STS-119’s launch date advancement has been disapproved by shuttle managers. The S6…
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Constellation debate deleting Ares tests to beat 2015
The Constellation Acceleration Study Team are evaluating 160 “brainstorming ideas” in an attempt to reduce the current gap between shuttle and Ares/Orion by up to 18 months. However, such a process would come at a cost, with widescale deletions to Ares I testing and a major deferral to the development of the Lunar Orion. In…
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Orion’s plea to Ares I: Stop adversely hindering our design process
Lockheed Martin’s design efforts on the Orion vehicle are being hindered by Ares I driven requirements, documented notes claim, with concerns ranging from the constant design changes, to Thrust Oscillation (TO) mitigation requirements. With Crew Seat Isolation efforts deferred until next year – in order not to delay the recent Ares I PDR (Preliminary Design…