SpaceNews:

Northrop Grumman and L3Harris were selected by the Defense Department’s Missile Defense Agency to each build a prototype sensor satellite capable of tracking hypersonic and ballistic missiles.

The Missile Defense Agency awarded Northrop Grumman a $155 million contract on Jan. 22. L3Harris received a $121 million contract on Jan. 14.

Northrop Grumman’s and L3Harris’ designs were selected from a field of four competitors. The Missile Defense Agency, in October 2019, awarded Northrop Grumman, Raytheon, Leidos, and L3Harris -each- $20 million contracts to design space sensors for the program known as the Hypersonic and Ballistic Tracking Space Sensor (HBTSS).

The two winners have to deliver prototype satellites by July 2023…

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