Constellations
Satellite constellations
9 constellations tracked in this selection, ranked by active satellites. The 9 shown on this page account for 701 active satellites. Membership is derived from curated name patterns and CelesTrak groups — see the methodology.
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| # | Constellation | Operator | Service | Orbit | Active | On orbit | Total | 365 d | 30 d | Activity derived | Median perigee | First launch | Last launch |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | USA (classified US military payloads)US | National Reconnaissance Office | Military | MIXED | 393 | 486 | 498 | 79 | 23 | 7.9 | 575 km | 25 Jun 1984 | 16 Aug 2026 |
| 2 | Kosmos (Russian military / government)RU | Russian Ministry of Defence | Military | MIXED | 118 | 1,024 | 2,465 | 23 | 0 | 1.9 | 919 km | 16 Mar 1962 | 23 Apr 2026 |
| 3 | BeiDouCN | China Satellite Navigation Office | Navigation | MIXED | 49 | 59 | 59 | 0 | 0 | 0.0 | 21,521 km | 24 May 2003 | 19 Sept 2024 |
| 4 | ShiyanCN | China Aerospace Science and Technology Corporation | Technology | MIXED | 41 | 43 | 50 | 9 | 0 | 2.2 | 735 km | 18 Apr 2004 | 27 Mar 2026 |
| 5 | Gaofen (CHEOS)CN | China National Space Administration | Earth Observation | MIXED | 36 | 36 | 36 | 1 | 0 | 0.3 | 626 km | 26 Apr 2013 | 26 Oct 2025 |
| 6 | ShijianCN | China Aerospace Science and Technology Corporation | Technology | MIXED | 25 | 25 | 27 | 7 | 0 | 2.8 | 560 km | 08 Sept 2004 | 16 Jun 2026 |
| 7 | Telesat (Anik / Telstar / Lightspeed)CA | Telesat | Communications | MIXED | 17 | 36 | 37 | 0 | 0 | 0.0 | 35,776 km | 10 Jul 1962 | 06 Aug 2019 |
| 8 | FengyunCN | China National Space Administration | Weather | MIXED | 13 | 23 | 23 | 2 | 0 | 1.5 | 828 km | 06 Sept 1988 | 26 Dec 2025 |
| 9 | Metop / Meteosat | EUMETSAT | Weather | MIXED | 9 | 18 | 18 | 1 | 1 | 12.2 | 35,772 km | 23 Nov 1977 | 27 Aug 2026 |
9 results