The Old Sailors' Tool That Saved Apollo 13

The video discusses the Apollo 13 mission, highlighting the challenges faced due to an oxygen tank explosion. It explains how astronauts used a sextant, a tool historically used by sailors, for navigation in space. The sextant was crucial for manual navigation during emergencies, as demonstrated in both Apollo 8 and Apollo 13 missions. The video emphasizes the importance of having backup plans and the potential future use of sextants in deep space missions.

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