Projects

Overview
Project Title	NASA core Flight System (cFS) as a CCSDS Onboard Reference Architecture
Approval	Approved
Document Number
Charter	4.02 Application Support Services Working Group
Document Type	Orange
Description of Document	This experimental report provides an overview of NASA’s cFS software architecture and the integration and use of CCSDS standards to enhance interoperability, system commonality. It shall cover the following topics: 1. Overview of NASA’s cFS software architecture and tool chains. 2. Use of CCSDS standards in the architecture, development tools, and ground systems. 3. Benefits of applied standards to the development, maintenance and operations of spacecraft systems.
Applicable Patents	There are no patent issues for this technology that are known by the CCSDS community
Patent Comments
Survey of Similar Standards Documents or Projects Undertaken in Other Bodies and elsewhere in CCSDS	In parallel there is work planned on a Orange book covering the SAVIOR and CAST architectures.
Resources
Book Editor	NASA
Book Editor Resources	4 mm
Prototype 1	Not Required
Prototype 1 Resources
Prototype 2	Not Required
Prototype 2 Resources
Prototype 3
Prototype 3 Resources
Contribute
Monitor Only	CNSA, ESA, NASA
Resource Comments	The schedule for this book is longer due to resource availability. This should not affect total funding other than spanning 2 NASA fiscal years .

Schedule

Legend for Schedule Milestones = Required for Orange Books = Required for Green Books = Required for Magenta Books = Required for Blue Books Note - Red Books are Draft Blue/Magenta Books Schedule Milestones	Original Completion Date (Date in M/D/YYYY format.)	Comments (Date in M/D/YYYY format.)
Project Approved
Project Start Date	10/11/2016	Work on the book has started
Internal WG Review
First Draft Circulated to WG	8/8/2017
First Draft Comments Due	9/26/2017	Comment time extended due to summer holidays
Second draft circulated to WG	10/31/2017	Will discuss book at the Fall meeting
Second Draft Comments Due	12/5/2017
Final WB Submitted to AD for Further Processing	1/9/2018
External Milestones
Secretariat Document Processing
First Agency Review
RID Resolution
Secretariat Document Processing 2
Final Agency Review
RID Resolution
First Prototype Development
Second Prototype Development
CMC Approval	5/15/2018
Total Time to Complete (in months)	19