{
  "system_id": "GJ 809",
  "proper_name": "Seiðrmaðr",
  "star_type": "M",
  "spectral_class": "M2V",
  "wiki_data": {
    "habitable_count": 1,
    "inhabited_count": 1,
    "has_gas_giant": true,
    "has_asteroid_belt": true,
    "has_horizon_station": true,
    "raw_bodies_line": null
  },
  "bodies": [
    {
      "body_id": "GJ809b",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 1,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": "terrestrial",
      "surface_gravity": 0.32,
      "orbital_period_days": 8.4,
      "rotation_period_hours": 201.6,
      "atmosphere": "none",
      "biome_summary": "barren",
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "inner scorched rocky, tidally locked"
    },
    {
      "body_id": "GJ809c",
      "proper_name": "Standort",
      "body_type": "planet",
      "orbit_index": 2,
      "parent_body_id": null,
      "inhabited": true,
      "population": 4200,
      "mass_class": "terrestrial",
      "surface_gravity": 0.84,
      "orbital_period_days": 65.0,
      "rotation_period_hours": 1560.0,
      "atmosphere": "standard",
      "biome_summary": "temperate_terminator",
      "hydrosphere": "liquid_water",
      "economic_role": "manufacturing",
      "settlement_pattern": "urban_concentrated",
      "industrial_corridor": "component_fabrication",
      "notes": "primary inhabited world; tidally locked; wave_4 private engineering charter; 1-aperture dead_end; Tiefwerk AG company town — no independent residents; gate ferry drive coil manufacturing at exceptional tolerances; Perpetual-class founding engineers still active"
    },
    {
      "body_id": "GJ809-belt",
      "proper_name": null,
      "body_type": "asteroid_belt",
      "orbit_index": 3,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": null,
      "surface_gravity": null,
      "orbital_period_days": null,
      "rotation_period_hours": null,
      "atmosphere": null,
      "biome_summary": null,
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "sparse asteroid belt"
    },
    {
      "body_id": "GJ809d",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 4,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": "terrestrial",
      "surface_gravity": 0.48,
      "orbital_period_days": 260.0,
      "rotation_period_hours": 22.4,
      "atmosphere": "thin",
      "biome_summary": "frozen",
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "outer rocky, cold, uninhabited"
    },
    {
      "body_id": "GJ809e",
      "proper_name": null,
      "body_type": "gas_giant",
      "orbit_index": 5,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": null,
      "surface_gravity": null,
      "orbital_period_days": 780.0,
      "rotation_period_hours": 12.4,
      "atmosphere": "gas_giant",
      "biome_summary": null,
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "outer gas giant, one moon"
    },
    {
      "body_id": "GJ809e-m1",
      "proper_name": null,
      "body_type": "moon",
      "orbit_index": 1,
      "parent_body_id": "GJ809e",
      "inhabited": false,
      "population": null,
      "mass_class": "dwarf",
      "surface_gravity": 0.11,
      "orbital_period_days": 5.6,
      "rotation_period_hours": 134.4,
      "atmosphere": null,
      "biome_summary": "frozen",
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "small icy moon, tidally locked"
    },
    {
      "body_id": "GJ809f",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 6,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": "terrestrial",
      "surface_gravity": 0.36,
      "orbital_period_days": 2000.0,
      "rotation_period_hours": 31.8,
      "atmosphere": "trace",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "outer icy rocky, uninhabited"
    },
    {
      "body_id": "GJ809g",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 7,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": "terrestrial",
      "surface_gravity": 0.27,
      "orbital_period_days": 5200.0,
      "rotation_period_hours": 39.4,
      "atmosphere": "trace",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "distant icy rocky, uninhabited"
    },
    {
      "body_id": "GJ809h",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 8,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": "dwarf",
      "surface_gravity": 0.11,
      "orbital_period_days": 11800.0,
      "rotation_period_hours": 26.2,
      "atmosphere": "none",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "outermost ice dwarf"
    },
    {
      "body_id": "GJ809-oort",
      "proper_name": null,
      "body_type": "oort_cloud",
      "orbit_index": 9,
      "parent_body_id": null,
      "inhabited": false,
      "population": null,
      "mass_class": null,
      "surface_gravity": null,
      "orbital_period_days": null,
      "rotation_period_hours": null,
      "atmosphere": null,
      "biome_summary": null,
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "oort cloud"
    }
  ],
  "stations": [
    {
      "station_id": "GJ809-oort-S1",
      "proper_name": "Seiðrmaðr Horizon",
      "orbits_body_id": "GJ809-oort",
      "station_type": "horizon",
      "population": 180,
      "economic_role": "transit",
      "docking_class": "major",
      "has_gate_infrastructure": true,
      "notes": "horizon station — 1 aperture; dead_end; connects Port Mäkelä; Tiefwerk controls scheduling rights"
    },
    {
      "station_id": "GJ809c-S1",
      "proper_name": "Feldwerk",
      "orbits_body_id": "GJ809c",
      "station_type": "industrial",
      "population": 1400,
      "economic_role": "manufacturing",
      "docking_class": "standard",
      "has_gate_infrastructure": false,
      "notes": "Tiefwerk AG primary manufacturing complex; gate ferry drive coil production; field-shaping coil fabrication at tolerances unmatched by competitors; Gate Corporation certified components"
    }
  ]
}