Satellite Index · live catalogue
The world’s orbital infrastructure, mapped and indexed.
Every satellite, constellation, operator, launch, debris object and reentry in Earth orbit — one canonical, source-attributed database with live SGP4 positions, orbital history and a transparent methodology.
Loading globe…
Payloads · 30 d
280
22 launches
Payloads · YTD
3,137
205 launches
Payloads · 365 d
4,775
317 launches
Decays · 30 d
97
1,409 in 365 d
Debris on orbit
12,532
catalogued fragments
Rocket bodies
2,427
on orbit
With element sets
16,564
tracked live
Trending
Most viewed objects
- ISS (ZARYA)NORAD 25544NASA · International Space StationLEOActive
- SPUTNIK 1NORAD 2—LEODecayed
- STARLINK-33567NORAD 62773SpaceX · StarlinkLEOActive
- HSTNORAD 20580—LEOActive
- ISS (UNITY)NORAD 25575NASA · International Space StationLEOActive
- ISS (ZVEZDA)NORAD 26400NASA · International Space StationLEOActive
- ISS (DESTINY)NORAD 26700NASA · International Space StationLEOActive
- SENTINEL-1ANORAD 39634European Space Agency · Copernicus SentinelLEOActive
Constellations
Largest constellations
Active satellites · membership is derived (see methodology)
- 01StarlinkCommunications · LEO11,131 active satellites
- 02OneWebCommunications · LEO651 active satellites
- 03USA (classified US military payloads)Military · MIXED393 active satellites
- 04Amazon Leo (Project Kuiper)Communications · LEO391 active satellites
- 05Qianfan (Thousand Sails / SpaceSail)Communications · LEO238 active satellites
- 06Guowang (Hulianwang)Communications · LEO204 active satellites
- 07YaoganMilitary · LEO164 active satellites
- 08Planet Flock (Dove)Earth Observation · LEO119 active satellites
- 09Kosmos (Russian military / government)Military · MIXED118 active satellites
- 10Spire LemurEarth Observation · LEO94 active satellites
Launches
Latest launches
- 10 Sept 2026OBJECT A2026-205 · Jiuquan Satellite Launch Center · CN6 payloads
- 06 Sept 2026STARLINK-383452026-204 · Vandenberg Space Force Base (Western Range), California · US27 payloads
- 05 Sept 2026OBJECT A2026-203 · Andøya Spaceport, Nordland · NO6 payloads
- 03 Sept 2026EOS-05 (GISAT-1A)2026-202 · Satish Dhawan Space Centre, Sriharikota · IN1 payload
- 02 Sept 2026STRIX-92026-201 · Rocket Lab Launch Complex 1, Mahia · NZ1 payload
- 02 Sept 2026STARLINK-382442026-200 · Vandenberg Space Force Base (Western Range), California · US27 payloads
- 30 Aug 2026NGRST2026-199 · Cape Canaveral / Kennedy Space Center (Eastern Range), Florida · US1 payload
- 27 Aug 2026MTG-I22026-198 · Guiana Space Centre, Kourou · FR1 payload
Events
Recent orbital events
- DecommissionINMARSAT 3-F1 reported inactiveSATCAT status changed ? → B.7 h ago
- DecommissionINMARSAT 3-F2 reported inactiveSATCAT status changed ? → B.7 h ago
- DecommissionINMARSAT 3-F3 reported inactiveSATCAT status changed ? → B.7 h ago
- DecommissionSWAS reported inactiveSATCAT status changed ? → B.7 h ago
- DecommissionNAVSTAR 46 (USA 145) reported inactiveSATCAT status changed ? → B.7 h ago
- DecommissionTERRA reported inactiveSATCAT status changed ? → X.7 h ago
- DecommissionNAVSTAR 49 (USA 154) reported inactiveSATCAT status changed ? → B.7 h ago
- DecommissionNAVSTAR 52 (USA 168) reported inactiveSATCAT status changed ? → B.7 h ago
Countries
Active payloads by country
- 01United States18,762 objects on orbit12,977 active payloads
- 02China6,124 objects on orbit1,507 active payloads
- 03United Kingdom746 objects on orbit710 active payloads
- 04Russia6,674 objects on orbit380 active payloads
- 05Japan335 objects on orbit149 active payloads
- 06France713 objects on orbit106 active payloads
- 07Italy95 objects on orbit81 active payloads
- 08India200 objects on orbit80 active payloads
- 09Luxembourg110 objects on orbit78 active payloads
- 10Germany102 objects on orbit74 active payloads
Operators
Largest operators
- 01SpaceXUS · 3,261 launched in 365 d11,131 active payloads
- 02Eutelsat OneWebGB651 active payloads
- 03National Reconnaissance OfficeUS · 79 launched in 365 d393 active payloads
- 04Amazon (Project Kuiper)US · 294 launched in 365 d391 active payloads
- 05Shanghai Spacecom Satellite Technology (SSST)CN · 148 launched in 365 d238 active payloads
- 06China Satellite Network Group (SatNet)CN · 118 launched in 365 d204 active payloads
- 07China military / Yaogan programmeCN · 4 launched in 365 d164 active payloads
- 08Planet Labs PBCUS · 42 launched in 365 d119 active payloads
- 09China Aerospace Science and Technology CorporationCN · 34 launched in 365 d119 active payloads
- 10Russian Ministry of DefenceRU · 23 launched in 365 d118 active payloads
Orbital density
Where the objects are
Objects on orbit by altitude shell (perigee) and orbit regime. Derived from the latest element sets — see the methodology. Not a collision-risk metric.
- 0-200 km66
- 200-300 km413
- 300-400 km1,761
- 400-500 km10,859
- 500-600 km3,360
- 600-800 km6,326
- 800-1000 km3,758
- 1000-2000 km3,961
- MEO1,008
- GEO1,769
- HEO1,092
- Other75
- Unknown328
- Active payloads
- Inactive payloads
- Rocket bodies
- Debris
Reentries
Recent reentries
| Object | NORAD | Type | Decayed | Country |
|---|---|---|---|---|
| OBJECT X | 47953 | Unknown | 10 Sept 2026 | — |
| STARLINK-2180 | 47762 | Payload | 10 Sept 2026 | United States |
| CZ-4B DEB | 26235 | Debris | 09 Sept 2026 | China |
| FLOCK 4G-16 | 62638 | Payload | 08 Sept 2026 | United States |
| ELECTRON KICK STAGE R/B | 58993 | Rocket body | 08 Sept 2026 | United States |
| STARLINK-2169 | 47752 | Payload | 08 Sept 2026 | United States |
| STARLINK-38308 | 100386 | Payload | 07 Sept 2026 | United States |
| STARLINK-34343 DEB | 69730 | Debris | 07 Sept 2026 | United States |
Decay dates come from the public catalogue; SatelliteIndex does not predict reentry locations.
Sources
Where the data comes from
CelesTrakPublic
Orbital data courtesy of CelesTrak (Dr. T.S. Kelso).
- celestrak_groupsupdated 1 h ago fresh
- celestrak_gpupdated 1 h ago fresh
CelesTrak SATCATPublic
Satellite catalog data courtesy of CelesTrak.
- celestrak_satcatupdated 7 h ago fresh
SatelliteIndex (derived / curated)Public
Derived by SatelliteIndex (name patterns, orbit classification, curated registry).
- derived_analyticsupdated 1 h ago fresh
Orbital data courtesy of CelesTrak (Dr. T.S. Kelso). Satellite catalog data courtesy of CelesTrak. Derived by SatelliteIndex (name patterns, orbit classification, curated registry). Derived classifications follow the published methodology.
Developers
Everything here is an API
Every number on this page is served by the public JSON API — catalogue, search, live SGP4 positions, constellations, operators, launches, debris, reentries, events and the statistics snapshot. Interactive OpenAPI docs at /api/v1/docs.
# live position of the ISS
GET /api/v1/satellites/25544/live
# all tracked objects, two SGP4 epochs
GET /api/v1/orbit/positions
# full-text search across entities
GET /api/v1/search?q=starlink
Statistics snapshot computed 1 h ago · 12 Sept 2026 01:06 UTC · page refreshes every 2 min