ESA - The European Data Relay Satellite System – EDRS
What is a relay satellite? | NASA
What is the European Data Relay System? - YouTube
U.S. tracking and data relay satellite - Wikipedia
ESA - Overview
How NASA's TDRS Communications Satellites Work (Infographic) | Space
Dictionary: Tracking and Data Relay Satellite System
The European Data Relay System (EDRS) - DLR Portal
European Data Relay System EDRS-C Successfully Launched - SpaceWatch.Global
Sky Perfect JSAT and NTT Form Space Compass to Establish an Optical Data Relay Network - Via Satellite -
Japan launches JDRS-1 optical data relay satellite for military, civilian use - SpaceNews
U.S. tracking and data relay satellite - Wikipedia
SpaceLink and U.S. Army to study use of relay constellation to deliver data to troops in the field - SpaceNews
ESA - Data-relay satellite ready for service
What is a relay satellite? | NASA
Real-Time Relay of Remote Sensing Data - SpaceLink Real-Time Relay of Remote Sensing Data
JAXA | Data Relay Test Satellite "KODAMA" (DRTS)
Europe Eyes Expanded Data-relay Service - SpaceNews
Tracking and Data Relay Satellite System (TDRS) - General Dynamics Mission Systems
Tracking and Data Relay Satellite System (TDRS) - General Dynamics Mission Systems
nasa tracking and data relay satellite (tdrs) fleet | sciencesprings
SpaceLink hires OHB to build data relay satellites - SpaceNews
NASA Viz: Data Relay Network
Data relay satellite system with hybrid light-links and microwave-links. | Download Scientific Diagram
First European Data Relay System Satellite Forges 20,000 Successful Laser Links - SpaceRef
What is a relay satellite? | NASA
Data Relay 2022: Call for Speakers @ Sessionize.com
Competition is growing in the space-data-relay sector - SpaceNews
Tracking and Data Relay Satellite (TDRS) | NASA
