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A comment on Vaccum-chamber quantum sensor device could allow GPS-free navigation. Parent comment

Re:Vaccum-chamber quantum sensor device could allow GPS-free... by sgtnoodle on Sunday November 14, 2021 @04:03AM (#29216166)
I remember that too. Maybe this? https://en.m.wikipedia.org/wiki/Gravity_Probe_B
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Re:Vaccum-chamber quantum sensor device could allow GPS-free... by basicplus2 on Sunday November 14, 2021 @06:20AM (#29216603)
Thats cool! but not that.. the one I an thinking of used the device for course correction over vast distances
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Re:Vaccum-chamber quantum sensor device could allow GPS-free... by dogma1138 on Sunday November 14, 2021 @07:50AM (#29216908)
Sounds like AIRS https://en.m.wikipedia.org/wiki/Advanced_Inertial_Reference_...

Basically floating gyros, pretty common design for IMUs.

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