{
  "system_id": "GJ 473B",
  "proper_name": "Nkosi's Bridge",
  "star_type": "M",
  "spectral_class": "M7",
  "wiki_data": {
    "habitable_count": 0,
    "inhabited_count": 0,
    "has_gas_giant": true,
    "has_asteroid_belt": true,
    "has_horizon_station": true,
    "raw_bodies_line": null
  },
  "bodies": [
    {
      "body_id": "GJ473Bb",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 1,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "terrestrial",
      "surface_gravity": 0.22,
      "orbital_period_days": 1.5,
      "rotation_period_hours": 36,
      "atmosphere": "none",
      "biome_summary": "barren",
      "hydrosphere": "none",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "inner scorched, tidally locked"
    },
    {
      "body_id": "GJ473Bc",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 2,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "terrestrial",
      "surface_gravity": 0.38,
      "orbital_period_days": 4,
      "rotation_period_hours": 96,
      "atmosphere": "none",
      "biome_summary": "barren",
      "hydrosphere": "none",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "rocky, tidally locked, station anchor point"
    },
    {
      "body_id": "GJ473Bd",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 3,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "terrestrial",
      "surface_gravity": 0.32,
      "orbital_period_days": 10,
      "rotation_period_hours": 240,
      "atmosphere": "thin",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "cold rocky"
    },
    {
      "body_id": "GJ473Be",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 4,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "terrestrial",
      "surface_gravity": 0.28,
      "orbital_period_days": 40,
      "rotation_period_hours": 960,
      "atmosphere": "none",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "frozen rocky"
    },
    {
      "body_id": "GJ473Bf",
      "proper_name": null,
      "body_type": "gas_giant",
      "orbit_index": 5,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "gas_giant",
      "surface_gravity": null,
      "orbital_period_days": 250,
      "rotation_period_hours": 9.5,
      "atmosphere": "dense",
      "biome_summary": null,
      "hydrosphere": null,
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "moderate gas giant"
    },
    {
      "body_id": "GJ473Bf-1",
      "proper_name": null,
      "body_type": "moon",
      "orbit_index": 1,
      "parent_body_id": "GJ473Bf",
      "inhabited": false,
      "population": 0,
      "mass_class": "dwarf",
      "surface_gravity": 0.05,
      "orbital_period_days": 4,
      "rotation_period_hours": 96,
      "atmosphere": "none",
      "biome_summary": "barren",
      "hydrosphere": "none",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "inner gas giant moon"
    },
    {
      "body_id": "GJ473Bf-2",
      "proper_name": null,
      "body_type": "moon",
      "orbit_index": 2,
      "parent_body_id": "GJ473Bf",
      "inhabited": false,
      "population": 0,
      "mass_class": "dwarf",
      "surface_gravity": 0.03,
      "orbital_period_days": 10,
      "rotation_period_hours": 240,
      "atmosphere": "none",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "icy outer gas giant moon"
    },
    {
      "body_id": "GJ473Bg",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 6,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "terrestrial",
      "surface_gravity": 0.2,
      "orbital_period_days": 1300,
      "rotation_period_hours": 18.0,
      "atmosphere": "none",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "outer ice world"
    },
    {
      "body_id": "GJ473Bh",
      "proper_name": null,
      "body_type": "planet",
      "orbit_index": 7,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "mass_class": "dwarf",
      "surface_gravity": 0.12,
      "orbital_period_days": 3700,
      "rotation_period_hours": 22.0,
      "atmosphere": "none",
      "biome_summary": "frozen",
      "hydrosphere": "ice",
      "economic_role": null,
      "settlement_pattern": null,
      "industrial_corridor": null,
      "notes": "distant ice dwarf"
    },
    {
      "body_id": "GJ473B-belt",
      "proper_name": null,
      "body_type": "asteroid_belt",
      "orbit_index": 8,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "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 outer belt"
    },
    {
      "body_id": "GJ473B-oort",
      "proper_name": null,
      "body_type": "oort_cloud",
      "orbit_index": 9,
      "parent_body_id": null,
      "inhabited": false,
      "population": 0,
      "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": "GJ473Bc-S1",
      "proper_name": "Nongoma",
      "orbits_body_id": "GJ473Bc",
      "station_type": "commercial",
      "population": 200000000,
      "economic_role": "transit",
      "docking_class": "major",
      "has_gate_infrastructure": false,
      "notes": "primary transit hub, freight brokerage center, Nkosi Transit & Cargo HQ, Tanegashima fabrication liaison offices, Assembly customs office, larger than Pemberton's Loop"
    },
    {
      "station_id": "GJ473Be-S1",
      "proper_name": "Sodwana",
      "orbits_body_id": "GJ473Be",
      "station_type": "research",
      "population": 500,
      "economic_role": "research",
      "docking_class": "restricted",
      "has_gate_infrastructure": false,
      "notes": "research shelter, planetary survey outpost"
    },
    {
      "station_id": "GJ473B-oort-S1",
      "proper_name": "Kosi",
      "orbits_body_id": "GJ473B-oort",
      "station_type": "horizon",
      "population": 0,
      "economic_role": "transit",
      "docking_class": "major",
      "has_gate_infrastructure": true,
      "notes": "horizon station, 2 apertures"
    }
  ]
}