Active communications satellites are the backbone of the modern world's communication infrastructure. These spacecraft connect people, businesses, and governments across the globe. Some common synonyms for active communications satellites include operational communication satellites, functioning communication satellites, and functioning telecom satellites. These terms highlight the key aspect of these satellites: they are not just present in space, but actively relaying information between ground stations. Other similar phrases might include "connectivity-enablement spacecraft" or "communication relay nodes." Regardless of the specific terminology used, active communications satellites continue to be critical components of modern life, supporting everything from telephone calls to television broadcasts and more.