Hexagon spy satellite overview by the SPIE

Karen Thomas of the SPIE (The International Society for Optics and Photonics) has written an article about the Hexagon KH-9 Spy Satellite. It tells about the last film based spy satellite and shows imagery photos of some strategic assets of denied territories and other domestic locations. It is available online at:


If anyone has questions or comments or has contributions (memories, stories, photos of people or things) about Hexagon for the blog, please contact phil.pressel@gmail.com