Former SR-71 engineer talks NASA's Blackbird revival program(twz.com)
93 points by rkagerer | 64 comments
TWZ article interviewing a former SR-71 engineer about NASA's effort to return SR-71 #844 to flight and its possible uses.
#sr-71-blackbird on Hacker News
2 stories tagged sr-71-blackbird, newest first.
The SR-71 Blackbird Astro-Nav System worked by tracking the stars(theaviationgeekclub.com)
333 points by bookofjoe | 305 comments
Aviation Geek Club article on the SR-71 Blackbird's astro-inertial navigation system, nicknamed R2-D2, which tracked stars even in daylight.