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13 MORE Things That Saved Apollo 13, part 9: Avoiding Gimbal Lock - Universe Today
It was an unlikely case, having an Apollo command ship disabled thousands of miles from Earth. But during the Apollo 9 mission, the crew had actually conducted a test of firing the Lunar Module’s engines while it was docked to the Command Module. It turned out to be fortuitous to have considered such a situation, … Continue reading "13 MORE Things That Saved Apollo 13, part 9: Avoiding Gimbal Lock"