So sextants and celestial navigation are obsolete? [image] The 300-year-old tool helping stranded astronauts get home An old seafaring instrument could help astronauts on ever more far-flung and perilous missions.

it’ll likely be some time before most of the crew doesn’t have to have a working celestial data set in their mind and enough skill to enter a orbit. Apollo had one built into the spacecraft and it was used 2x a day! If those readings didn’t match what Houston had then it was a ‘issue’.

The 300-year-old tool helping stranded astronauts get home

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The 300-year-old tool helping stranded astronauts get home

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