Did you know that the Lunar Module was originally designed to be electrically powered by fuel cells?

Meanderer

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Changes in Plan,
What could've been the Fuel Cell-Powered Lunar Module

lm1.jpg

LM-1 being readied for its SLA. (NASA)

"After being awarded the contact to build the then-named Lunar Excursion Module in 1963, Grumman subcontracted Pratt & Whitney for developing three fuel cells to power the spacecraft. Not coincidentally, the Gemini program’s subcontractor to McDonnell Aircraft for its fuel cells, General Electric, were having serious developmental problems in making the fuel cell work as the primary supply for the Gemini. It was not until 1965 when GE overcame their problems to have Gemini 5 fly and complete an 8-day mission using the fuel cell as their primary power source".

"The equipment bay of the LM ascent stage was meant to house one or more of the fuel cells, among other things". (READ MORE)
 


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