The U.S. Air Force has decided to cancel the Hypersonic Conventional Strike Weapon (HCSW) program, reports Aviation Week & Space Technology.
On Monday, the service issued a termination of convenience notice to Lockheed Martin’s Space division.
Lockheed had been developing an air-launched boost-glide hypersonic weapon under the HCSW program. The missile was designed to be launched from a B-52 bomber and featured a variant of the Common Hypersonic Glide Body.
The system was developed...