The U.S. Space Development Agency (SDA) has awarded contracts totalling $1.5 billion to build and operate its Tranche 2 Transport Layer (T2TL) The U.S. Space Development Agency (SDA) has awarded contracts totalling $1.5 billion to build and operate its Tranche 2 Transport Layer (T2TL) constellation, consisting of 72 satellites.
The prototype low Earth orbit (LEO) satellites designed for the Tracking Layer of the Space Development Agency's (SDA's) Proliferated Warfighter Space Architecture (PWSA) have cleared the critical design review (CDR), marking a key milestone.
Northrop Grumman completed a critical design review of a Space Development Agency communications satellite in 13 months, a fraction of the time required for traditional space programs.