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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 8 h ago · 15 events in view

Today · 18 Sept 2026

5 events
  1. Orbit change
    STARLINK-2681 lowered its orbit

    Perigee 178 → 155 km, apogee 186 → 160 km between element sets (epoch 2026-09-18 01:29 UTC).

    CelesTrak70%
  2. Orbit change
    MMS 4 lowered its orbit

    Perigee 10683 → 10685 km, apogee 172407 → 172301 km between element sets (epoch 2026-09-18 00:00 UTC).

    CelesTrak70%
  3. Orbit change
    MMS 3 lowered its orbit

    Perigee 10684 → 10686 km, apogee 172403 → 172304 km between element sets (epoch 2026-09-18 00:00 UTC).

    CelesTrak70%
  4. Orbit change
    MMS 2 lowered its orbit

    Perigee 10668 → 10670 km, apogee 172421 → 172320 km between element sets (epoch 2026-09-18 00:00 UTC).

    CelesTrak70%
  5. Orbit change
    MMS 1 lowered its orbit

    Perigee 10696 → 10698 km, apogee 172392 → 172288 km between element sets (epoch 2026-09-18 00:00 UTC).

    CelesTrak70%

Yesterday · 17 Sept 2026

10 events
  1. Orbit change
    STARLINK-38189 raised its orbit

    Perigee 390 → 418 km, apogee 418 → 420 km between element sets (epoch 2026-09-17 23:37 UTC).

    CelesTrak70%
  2. Orbit change
    GLOBALSTAR M104 raised its orbit

    Perigee 724 → 763 km, apogee 737 → 775 km between element sets (epoch 2026-09-17 16:16 UTC).

    CelesTrak70%
  3. Orbit change
    STARLINK-38034 raised its orbit

    Perigee 360 → 391 km, apogee 363 → 394 km between element sets (epoch 2026-09-17 14:52 UTC).

    CelesTrak70%
  4. Orbit change
    MMS 4 lowered its orbit

    Perigee 10680 → 10683 km, apogee 172454 → 172407 km between element sets (epoch 2026-09-17 14:00 UTC).

    CelesTrak70%
  5. Orbit change
    MMS 3 lowered its orbit

    Perigee 10681 → 10684 km, apogee 172448 → 172403 km between element sets (epoch 2026-09-17 14:00 UTC).

    CelesTrak70%
  6. Orbit change
    MMS 2 lowered its orbit

    Perigee 10665 → 10668 km, apogee 172469 → 172421 km between element sets (epoch 2026-09-17 14:00 UTC).

    CelesTrak70%
  7. Orbit change
    MMS 1 lowered its orbit

    Perigee 10693 → 10696 km, apogee 172437 → 172392 km between element sets (epoch 2026-09-17 14:00 UTC).

    CelesTrak70%
  8. Orbit change
    EOS-05 (GISAT-1A) moved from OTHER to GEO

    Orbit class changed between consecutive element sets.

    CelesTrak80%
  9. Orbit change
    EOS-05 (GISAT-1A) raised its orbit

    Perigee 151 → 35121 km, apogee 30913 → 35873 km between element sets (epoch 2026-09-17 13:57 UTC).

    CelesTrak70%
  10. Orbit change
    DEAR-5 lowered its orbit

    Perigee 459 → 459 km, apogee 511 → 474 km between element sets (epoch 2026-09-17 13:48 UTC).

    CelesTrak70%

15 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.