If a coronal mass ejection knocked out GPS, vintage military tech could save the day by helping us navigate using the stars
SMRTR summary
A massive solar storm could destroy satellite electronics and knock out GPS, but a vintage mechanical device from Cold War-era B-52 bombers could still guide navigation using the stars. The Angle Computer used moving parts to solve complex star-positioning math with no semiconductors, making it immune to solar electromagnetic pulses.
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