Aerojet Rocketdyne has conducted the post-boost propulsion system critical design review for the Sentinel nuclear missile program, the company said in its third quarter earnings call Tuesday morning. CEO Eileen Drake said the CDR was a “major review gate on the path to flight readiness [that paved] the way for fabrication, demonstration and testing of propulsion components prior to production.” The company also tested a new large solid rocket motor with the Air Force Research Laboratory in the third quarter,...