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Events

Orbital events timeline

Every change detected by SatelliteIndex connectors, newest first: payloads catalogued from a launch, decays, orbit changes, decommissions. Each event carries its source and a derived confidence.

Latest event 9 h ago · 13 events in view

Today · 17 Sept 2026

8 events
  1. Orbit change
    MMS 4 raised its orbit

    Perigee 10677 → 10680 km, apogee 172327 → 172454 km between element sets (epoch 2026-09-17 08:00 UTC).

    CelesTrak70%
  2. Orbit change
    MMS 3 raised its orbit

    Perigee 10678 → 10681 km, apogee 172326 → 172448 km between element sets (epoch 2026-09-17 08:00 UTC).

    CelesTrak70%
  3. Orbit change
    MMS 2 raised its orbit

    Perigee 10662 → 10665 km, apogee 172346 → 172469 km between element sets (epoch 2026-09-17 08:00 UTC).

    CelesTrak70%
  4. Orbit change
    MMS 1 raised its orbit

    Perigee 10690 → 10693 km, apogee 172318 → 172437 km between element sets (epoch 2026-09-17 08:00 UTC).

    CelesTrak70%
  5. Orbit change
    STARLINK-37982 raised its orbit

    Perigee 354 → 418 km, apogee 357 → 420 km between element sets (epoch 2026-09-17 07:04 UTC).

    CelesTrak70%
  6. Orbit change
    STARLINK-37741 raised its orbit

    Perigee 331 → 418 km, apogee 337 → 420 km between element sets (epoch 2026-09-17 06:51 UTC).

    CelesTrak70%
  7. Orbit change
    STARLINK-37813 raised its orbit

    Perigee 343 → 418 km, apogee 344 → 420 km between element sets (epoch 2026-09-17 05:42 UTC).

    CelesTrak70%
  8. Orbit change
    STARLINK-36776 raised its orbit

    Perigee 343 → 372 km, apogee 345 → 375 km between element sets (epoch 2026-09-17 05:16 UTC).

    CelesTrak70%

Yesterday · 16 Sept 2026

5 events
  1. Orbit change
    DUCHIFAT-1 lowered its orbit

    Perigee 211 → 185 km, apogee 224 → 201 km between element sets (epoch 2026-09-16 20:44 UTC).

    CelesTrak70%
  2. Orbit change
    SNAP-3 EDDIE lowered its orbit

    Perigee 192 → 165 km, apogee 213 → 183 km between element sets (epoch 2026-09-16 16:08 UTC).

    CelesTrak70%
  3. Orbit change
    STARLINK-5500 lowered its orbit

    Perigee 570 → 539 km, apogee 574 → 575 km between element sets (epoch 2026-09-16 15:45 UTC).

    CelesTrak70%
  4. Orbit change
    STARLINK-35269 lowered its orbit

    Perigee 534 → 505 km, apogee 535 → 508 km between element sets (epoch 2026-09-16 08:08 UTC).

    CelesTrak70%
  5. Orbit change
    STARLINK-38302 raised its orbit

    Perigee 340 → 367 km, apogee 349 → 369 km between element sets (epoch 2026-09-16 07:17 UTC).

    CelesTrak70%

13 results

Times are UTC. Confidence is a derived score, not a measurement. Event types that no connected source produces (e.g. regulatory approvals) are simply absent — nothing is simulated.