
United Launch Alliance (ULA) never let its exclusivity agreement with RD-180 engine provider RD AMROSS expire, according to company CEO Michael Gass, refuting a key allegation in Orbital Sciences’ [ORB] lawsuit against ULA. “We have an ongoing lawsuit, so we’ll not comment,” Gass told Defense Daily this month. “But I would submit that we never let it lapse.” Orbital alleges ULA let an exclusivity agreement with RD AMROSS expire two-and-one-half years before renewing it in the late 2000s as a…