The Support Service Branch was a division of the Imperial Navy. It provided support services to allow the personnel of the Imperial Navy to carry out their duties. It was responsible for specialty systems, such as medical, navigation, communication and weapons. The main divisions of the branch were Ordnance, which installed and maintained armaments; Gunnery, which supplied personnel to use the armaments; Communications, responsible for handling information systems and traffic; Biological, charged with medical services and research; and Astrogation, responsible for hyperspace and navigation-related matters.
- Imperial Sourcebook
- Imperial Sourcebook, Second Edition
- Star Wars: Imperial Handbook: A Commander's Guide