{"dataset":{"slug":"satellite-constellations","title":"Satellite Constellations","description":"Multi-satellite systems, from GPS and Galileo to Starlink and OneWeb.","version":"1.0.0","lastGenerated":"2026-06-29","license":"CC BY-SA 4.0","entityCount":11,"sources":["nasa","esa","gunters"]},"entities":[{"id":"satellite_constellation:beidou","name":"BeiDou","type":"satellite_constellation","domain":"science","description":"China's global navigation satellite system, using a mix of medium-Earth, geostationary, and inclined geosynchronous orbits.","entryPath":"/satellites/constellation/beidou"},{"id":"satellite_constellation:blacksky-constellation","name":"BlackSky Global","type":"satellite_constellation","domain":"science","description":"A commercial low-Earth-orbit constellation delivering rapid-revisit, high-cadence Earth imagery.","entryPath":"/satellites/constellation/blacksky-constellation"},{"id":"satellite_constellation:galileo-navigation","name":"Galileo (navigation system)","type":"satellite_constellation","domain":"science","description":"Europe's civil global navigation satellite system — owned by the EU and operated through EUSPA, with ESA as the design and procurement agent — offering high-accuracy positioning independent of GPS.","entryPath":"/satellites/constellation/galileo-navigation"},{"id":"satellite_constellation:globalstar","name":"Globalstar","type":"satellite_constellation","domain":"science","description":"A low-Earth-orbit satellite-phone and data constellation serving voice, messaging, and IoT connectivity.","entryPath":"/satellites/constellation/globalstar"},{"id":"satellite_constellation:glonass","name":"GLONASS","type":"satellite_constellation","domain":"science","description":"Russia's global navigation satellite system, providing worldwide positioning and timing from medium Earth orbit.","entryPath":"/satellites/constellation/glonass"},{"id":"satellite_constellation:gps","name":"GPS (Global Positioning System)","type":"satellite_constellation","domain":"science","description":"The United States' global navigation satellite system, providing worldwide positioning, navigation, and timing from medium Earth orbit.","entryPath":"/satellites/constellation/gps"},{"id":"satellite_constellation:iridium-next","name":"Iridium NEXT","type":"satellite_constellation","domain":"science","description":"The second-generation Iridium constellation of 66 cross-linked low-Earth-orbit satellites providing pole-to-pole voice and data coverage.","entryPath":"/satellites/constellation/iridium-next"},{"id":"satellite_constellation:o3b","name":"O3b","type":"satellite_constellation","domain":"science","description":"SES's medium-Earth-orbit broadband constellation delivering low-latency connectivity to telecom, maritime, and enterprise customers between the tropics and beyond.","entryPath":"/satellites/constellation/o3b"},{"id":"satellite_constellation:oneweb","name":"OneWeb","type":"satellite_constellation","domain":"science","description":"A low-Earth-orbit broadband constellation providing global connectivity, focused on enterprise, government, and maritime users.","entryPath":"/satellites/constellation/oneweb"},{"id":"satellite_constellation:planet-dove","name":"Planet Dove (Flock)","type":"satellite_constellation","domain":"science","description":"Planet Labs' fleet of shoebox-sized Dove CubeSats that image the entire land surface of the Earth daily at medium resolution.","entryPath":"/satellites/constellation/planet-dove"},{"id":"satellite_constellation:starlink","name":"Starlink","type":"satellite_constellation","domain":"science","description":"SpaceX's low-Earth-orbit broadband internet constellation, the largest ever built, delivering global high-speed connectivity.","entryPath":"/satellites/constellation/starlink"}]}