The Hypersonic Attack Cruise Missile is an Australian-American scramjet-powered hypersonic air-launched cruise missile project, the successor of the Hypersonic Air-breathing Weapon Concept and the SCIFiRE hypersonic programs. From Wikipedia
Gen. David Allvin says FY26 funding will advance the boost-glide weapon alongside scramjet cruise capabilities as part of the Air Force’s strategy to counter near-peer threats.
