Subspace planetary relay

A subspace planetary relay was a deep-space communications satellite serving to receive, amplify, and retransmit commo transmissions toward some specified direction. While most relays were deployed in the void of deep space, some could be deployed on celestial bodies.
==Appearances==
*Splinter of the Mind's Eye 
*Splinter of the Mind's Eye 1 
==Sources==
*A Guide to the Star Wars Universe
Category:Communications satellites