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 Review) – Orion documentation calls for the Ares I Project to stop adversely affecting Orion’s design, with its own PDR delayed well into 2009.