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NASA’s SLS booster takes a chill before static test

An Orbital ATK technician checks the temperature of the five-segment SLS booster. Photo Credit: Orbital ATK

An Orbital ATK technician checks the temperature of the five-segment SLS booster. Photo Credit: Orbital ATK

On June 28, 2016, the test area at Orbital ATK’s facility in Promontory, Utah, promises to get very hot… but not before the world’s largest human-rated solid rocket booster (SRB) takes a more than month-long chill-down. Engineers have begun cooling the five-segment solid rocket motor down to nearly 40 degrees Fahrenheit (4.44 degrees Celsius) in preparation for the second – and final – qualification ground test for the Space Launch System (SLS) booster.

You can read much more in my write-up at SpaceFlight Insider.

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