KH-9 Hexagon Spy Satellite Makes a Rare Public Outing (Photos and Video) “With virtually no advance notice, the National Air and Space Museum’s Udvar Hazy Center put a KH-9 “Hexagon” spy satellite on public display today. The display is up for one day only. Word of this display only leaked out late on Friday. No media advisories were issued (or they did not send me one). I could not get […]