L3Harris completes key milestone in missile defence programme with infrared payload delivery
L3Harris Technologies has successfully delivered its first infrared payload for the Space Development Agency's (SDA) Tranche 1 Tracking Layer programme.
SDA awards contracts to L3Harris, Lockheed and Sierra Space for missile defence program
The Space Development Agency (SDA) announced the award of three prototype agreements to build 54 satellites to establish the Tranche 2 (T2) Tracking Layer.

