European Data Relay System

network of communication satellites and ground stations

en-GB/ˌjʊəɹəˈpɪən ˈdeɪtə ɹɪˈleɪ ˈsɪstəm/
en-US/ˌjʊɹəˈpiən ˈdædə ˈɹiˌleɪ ˈsɪstəm/

الفئات:

communications systemspacecraft constellation