Military tracking high-altitude balloon flying over Western U.S.::The U.S. is tracking a small, high-altitude balloon that is drifting across the country but poses no threat to national security, the military said Friday.
Military tracking high-altitude balloon flying over Western U.S.::The U.S. is tracking a small, high-altitude balloon that is drifting across the country but poses no threat to national security, the military said Friday.
It’s a mylar balloon. They don’t tear catastrophically at a small puncture.
Mylar is reflective, though.
But is it reflective in infrared?
No idea.