JWST payload module (ISIM)
The Integrated Science Instrument Module (ISIM), within an integration frame, in the Space Systems Development and Integration Facility (SSDIF) at NASA's Goddard Space Flight Center. The ISIM holds all four of JWST's science instruments: the Near InfraRed Spectrograph (NIRSpec), the Mid-InfraRed Instrument (MIRI), the Near InfraRed Camera (NIRCam), and the Fine Guidance Sensor/ Near InfraRed Imager and Slitless Spectrograph (FGS-NIRISS).
Last Update: 1 September 2019