The American proliferated LEO architecture

The USA have for a long time been trying to track missiles after the main engine has burned out. The recent rise of manoeuvrable hypersonic gliders and cruise missiles has made this need more pressing, since they fly very low compared to ballistic missiles, and consequently they are mostly below the radar horizon. China and… Continue reading The American proliferated LEO architecture

History of the US reconnaissance system

I wanted to make a short post on today's US spy satellites, but I realized that to speculate about them, it's better to have some historical perspective. So I assembled a condensed history of the US reconnaissance system (only for imagery, the electronic side is covered in History of the US high-altitude SIGINT system). I… Continue reading History of the US reconnaissance system