The AGM-129 ACM (Advanced Cruise Missile) is a low observable, subsonic, turbofan-powered, air-launched cruise missile originally designed and built by General Dynamics and eventually acquired by Raytheon Missile Systems. The AGM-129A is carried exclusively by the US Air Force's B-52H Stratofortress bombers.

Read more about AGM-129 ACM:  Early Development, Design, Test and Initial Production, Operational History, Variants, Operators, Survivors