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A team of engineers and technicians finished the final assembly step for the MSOLO-2 (Mass Spectrometer Observing Lunar Operations) flight instrument by installing the Calibration Gas System inside of the Space Station Processing Facility at NASA’s Kennedy Space Center in Florida on June 21, 2023. MSOLO is a commercial off-the-shelf mass spectrometer modified to work in space and it will help analyze the chemical makeup of landing sites on the Moon, as well as study water on the lunar surface.
