Re:US Navy collisions stoke cyber threat concerns
by dbenjamin on Tuesday August 22, 2017 @01:19AM
(#15069906)
This has existed for quite a while. The SR-71 (introduced in 1966) had an astro-inertial navigation system that tracked stars to reduce error in a standard INS.
Using spectrum filters, was able to track stars day and night (and I imagine potentially in bad weather).
Using spectrum filters, was able to track stars day and night (and I imagine potentially in bad weather).
https://timeandnavigation.si.edu/multimedia-asset/nortronics...