Space Development Agency launches experimental infrared sensor into orbit

https://www.c4isrnet.com/battlefield-tech/space/2021/08/11/space-development-agency-launches-experimental-infrared-sensor-into-orbit/

The demonstration will help the agency reduce background noise and detect hypersonic weapons from space.

https://peterholland765.wordpress.com/2021/08/12/space-development-agency-launches-experimental-infrared-sensor-into-orbit/