What happens when a warhead hits a mountain at Mach 4?Defense News stopped by the Northrop Grumman booth at SMD in Huntsville to see a warhead used in a hypersonic weapons test in the late 1990s.5 years ago
Space and Missile DefenseWhat happens when a warhead hits a mountain at Mach 4?Defense News stopped by the Northrop Grumman booth at SMD in Huntsville to see a warhead used in a hypersonic weapons test in the late 1990s.5 years ago