/api/galaxy/arms/{armId}/sectors

Returns sectors belonging to a specific galaxy arm.

Method

GET

Response Structure

{
  "sectors": [
    {
      "id": 101,
      "armId": 3,
      "index": 0,
      "name": "Gamma Arm - Sector 1",
      "controllerAllianceId": null,
      "controlledSince": null,
      "securityZone": "sentinel",
      "systemCount": 50,
      "colonizedPlanets": 0,
      "visibility": "partial"
    }
  ]
}

Notes

  • Confirmed from the Sector TypeScript model.
  • Used to decorate systems with sector names and to schedule station sync per sector.

Live Verification

  • Verified 2026-08-26 on s0: GET /api/galaxy/arms/3/sectors -> 200.
  • Example above is a real response with every array truncated to its first item.
  • Live array sizes at capture time: sectors=50.