The motor and gearbox are mounted for testing in one of two horizontal orientations. Frost forms on the surface of the “bucket” when liquid nitrogen is used to cool the hardware to the test temperature of -279 degrees Fahrenheit (-173 degrees Celsius). (NASA/JPL-Caltech)
Home The motor and gearbox are mounted for testing in one of two horizontal orientations. Frost forms on the surface of the “bucket” when liquid nitrogen is used to cool the hardware to the test temperature of -279 degrees Fahrenheit (-173 degrees Celsius). (NASA/JPL-Caltech) The motor and gearbox are mounted for testing in one of two horizontal orientations. Frost forms on the surface of the “bucket” when liquid nitrogen is used to cool the hardware to the test temperature of -279 degrees Fahrenheit (-173 degrees Celsius). (NASA/JPL-Caltech)