[Yossarian]

I suspect it’s a prototype sigint drone/test bed.

My thought too. Suspended from a high-altitude blimp, positioned over various & sundry communication EM-sources, I bet.

Of course, if this is the case, this means whomever is supposed to be in charge of OpSec has seriously screwed the pooch!

[null and void]

Unless, of course the whole purpose is to see how people on the ground respond to seeing such a thing...