> I showed this to Gen Mark Kelly, Air Combat Command chief. His immediate reply was that he had no idea what it was. And then he took my laptop and stared at it for about 20 seconds. His expression was (WARNING: my impression) somewhere between confused and impressed.
Idea: He was confused because it wasn't lensing. It's probably a target drone for craft which can lense, and which are dropped off at their destinations not by truck, but by theoretical gravity physics.
https://www.thedrive.com/the-war-zone/42480/mysterious-steal...
It's got some videos from the RCS testing and possible ideas on what it could be.