JWST ISIM Structure moves into SES
for Second Cryogenic Test
Engineers move the heart of the Webb Telescope holding all four science instruments out of the clean room at NASA's Goddard Space Flight Center and into the huge Space Environment Simulator for several months of testing at temperatures reaching 20 Kelvin or -425 Fahrenheit.
Please give credit for this item to:
NASA/Goddard Space Flight Center Scientific Visualization Studio