Remembering Don Arabian, the ‘Mad Genius’ Behind NASA’s Apollo Engineering Team

One of the truly unsung heroes of the Apollo program has passed away at age 95. Donald D. Arabian, Chief of the Apollo Test Division, headed the Mission Evaluation Room (MER), which was responsible for solving in-flight problems during the Apollo missions to the Moon.  

His nickname was “Mad Don,” and anyone who had the privilege of meeting him or working with him described Arabian as “one of a kind,” “colorful,” and “completely and totally unforgettable.” But in the book “Apollo: Race to the Moon” authors Charles Murray and Catherine Bly Cox designated Arabian as one of four people responsible for the success of the Apollo Program. 

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