The hypersonic aircraft developer has completed low-speed taxi tests of its Quarterhorse Mk. 1 vehicle ahead of flight tests planned for later this year.
Stratolaunch says a series of envelope expansion flights have allowed its Roc carrier aircraft to launch the Talon-A hypersonic test vehicle from 35,000 ft.
The rapid growth of the Albuquerque, New Mexico-based rocket developer comes as the Defense Department faces a major shortfall in SRM production capacity.
Ninety organizations have won a place on the UK’s Hypersonic Technologies & Capability Development Framework as part of efforts to develop native hypersonics.
The U.S. Missile Defense Agency seeks to field an “interim capability” against hypersonic glide vehicles by 2029 as the Glide Phase Interceptor slides to 2035.