jeffsonstein ("Jeff Sonstein") wrote:
currently BBC World is running & rerunning a clip of some retired COL asserting the PRC balloon has been somehow made to hang over a US target. you can put them & even maneuver them to where the prevailing winds are likely to take them somewhere near some earth-bound target, but you "can’t turn around and go the other direction; you can never go upwind in the balloon. You’re always going to be moving with the atmosphere that surrounds it." moving...
see for more info: https://www.scientificamerican.com/article/chinese-spy-balloon-has-unexpected-maneuverability/