Development of James Web Space Telescope (JWST)

Development of James Web Space Telescope (JWST) Ground Systems Using an Open Adaptable Architecture Bonnie Seaton Alan Johns Jonathan Gal-Edd NASA/GSFC Curtis Fatig GSFC/SAIC Ronald Jones GSFC/ASRC Aerospace Francis Wasiak GSFC/General Dynamics

Observatory ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Open Adaptable Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ground System Implementation Decisions (1 of 3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],To deal with a project of this scope where technology and software will evolve, the following implementation decisions have been made:

Ground System Implementation Decisions (2 of 3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ground System Implementation Decisions (3 of 3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Phased Approach Evolution of the Ground System C&T System Load & Dump Tools Database C&T System Database Analysis System Simulator Phase 1 (Development) Development and I&T ground systems built around eventual operations core components: Flight Operations System (FOS), and Project Reference Database System (PRDS) Phase 2 (I&T) Phase 3 (Operations) Wavefront Sensing & Control Exec (WFSC Exec) JPL Deep Space Network (DSN) GSFC Flight Dynamics Facility (FDF) STScI Science & Operations Center (S&OC) Flight Operations Subsystem (FOS) Data Management Subsystem (DMS) Wavefront Sensing & Control Exec (WFSC Exec) Proposal Planning Subsystem (PPS) Operations Script Subsystem (OSS) Project Reference DB Subsystem (PRDS) NISN Observatory Simulators (OTB/STS )

Phase 1 Development System ,[object Object],[object Object]

Phase 2 I&T System ,[object Object],[object Object],[object Object]

Phase 3 Operations Ground System ,[object Object],[object Object],JPL Deep Space Network (DSN) GSFC Flight Dynamics Facility (FDF) STScI Science & Operations Center (S&OC) Flight Operations Subsystem (FOS) Data Management Subsystem (DMS) Wavefront Sensing & Control Exec (WFSC Exec) Proposal Planning Subsystem (PPS) Operations Script Subsystem (OSS) Project Reference DB Subsystem (PRDS) Observatory Simulators (OTB/STS ) Development, I&T Systems Heritage NISN

Lessons Learned to Date ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],After four years of real-life experiences with an open adaptable architecture, the JWST ground system team has learned that:

Full Scale JWST Model at the Goddard Space Flight Center

Development of James Web Space Telescope (JWST)

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