MDA, SDA Announce Upcoming Launch of the Hypersonic and Ballistic Tracking Space Sensor and Tranche 0 Satellites
"...two satellites for MDA's Hypersonic and Ballistic Tracking Space Sensor (HBTSS) and the final four SDA Tranche 0 (T0) Tracking Layer satellites of its Proliferated Warfighter Space Architecture (PWSA). As part of the National Security Space Launch program, SpaceX's Falcon 9 rocket will deliver the satellites to orbit. "This launch represents a pivotal time for MDA as we enter a new phase of missile warning, tracking and defense..."
Reference: www.defense.gov .
