// ORBITAL LOGISTICS AND PROPULSION TERM

Communications Satellite

A communications satellite is an artificial satellite placed in orbit to relay and amplify radio telecommunications signals, enabling global communication.

Communications Satellite — illustration from Wikipedia
Image via Wikipedia

TECHNICAL DEFINITION

A Communications Satellite (Commsat) is an artificial satellite orbiting Earth that receives, amplifies, and retransmits radio frequency signals, facilitating telecommunications, broadcasting, and internet services globally by acting as a space-based relay station.

BACKGROUND

Starlink is a satellite internet constellation operated by Starlink Services, LLC, an international telecommunications provider that is a wholly owned subsidiary of American aerospace company SpaceX, providing coverage to around 150 countries and territories. It also aims to provide global mobile broadband. Starlink has been instrumental to SpaceX's growth.

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SYNONYMS & ALIASES

  • Commsat
  • Telecommunications Satellite
  • Broadcast Satellite
  • Relay Satellite

USAGE NOTE

Geostationary communications satellites provide continuous coverage over a specific region, while LEO constellations offer lower latency.

DEVELOPERS

Organizations developing technology related to Communications Satellite.

  • SpaceX

    Develops, launches, and operates the Starlink constellation, a low-Earth orbit (LEO) satellite network providing broadband internet access globally.

  • Amazon (Project Kuiper)

    Developing a large constellation of over 3,200 LEO satellites to provide high-speed, low-latency broadband internet to unserved and underserved communities around the world.

  • OneWeb

    Operating a global LEO satellite constellation designed to deliver high-speed, low-latency internet connectivity to enterprises, governments, and communities worldwide.

  • Viasat

    Designs and operates geostationary (GEO) and multi-orbit satellite systems, providing high-capacity broadband services for consumer, enterprise, and government customers globally.

  • SES

    A global content connectivity solutions provider, operating a fleet of geostationary (GEO) and medium-Earth orbit (MEO) satellites for video and data services.

  • Intelsat

    A pioneering global satellite services provider, operating a fleet of geostationary (GEO) communications satellites for media, network services, and government solutions.

  • Lockheed Martin

    A major aerospace manufacturer that designs and builds a wide range of communications satellites for government and commercial customers, including advanced protected satellite communications systems.

  • Boeing

    A leading aerospace company that develops and manufactures advanced geostationary (GEO) and next-generation satellite systems for various communication applications.

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