diff --git a/docs/atlas/proposals/GJ234A.json b/docs/atlas/proposals/GJ234A.json
new file mode 100644
index 000000000..d0a9c3ab2
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+++ b/docs/atlas/proposals/GJ234A.json
@@ -0,0 +1,249 @@
+{
+  "system_id": "GJ 234A",
+  "proper_name": "Carvalhais",
+  "star_type": "M",
+  "spectral_class": "M4.5Ve",
+  "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": "GJ234Ab",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 1,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.33,
+      "orbital_period_days": 5.8,
+      "rotation_period_hours": 139.2,
+      "atmosphere": "none",
+      "biome_summary": "barren",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "inner tidally locked rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ234Ac",
+      "proper_name": "Carvalhais",
+      "body_type": "planet",
+      "orbit_index": 2,
+      "parent_body_id": null,
+      "inhabited": true,
+      "population": 8000,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.84,
+      "orbital_period_days": 22.0,
+      "rotation_period_hours": 528.0,
+      "atmosphere": "standard",
+      "biome_summary": "temperate",
+      "hydrosphere": "liquid_water",
+      "economic_role": "manufacturing",
+      "settlement_pattern": "urban_rural_mix",
+      "industrial_corridor": "logistics",
+      "notes": "secondary surface installation; tidally locked; agricultural and light manufacturing; wave_3 Portuguese heritage"
+    },
+    {
+      "body_id": "GJ234A-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": "mining",
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "asteroid belt, active mining"
+    },
+    {
+      "body_id": "GJ234Ad",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 4,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.51,
+      "orbital_period_days": 180.0,
+      "rotation_period_hours": 28.4,
+      "atmosphere": "thin",
+      "biome_summary": "cold_arid",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "outer rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ234Ae",
+      "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": 740.0,
+      "rotation_period_hours": 11.4,
+      "atmosphere": "gas_giant",
+      "biome_summary": null,
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "outer gas giant, two moons"
+    },
+    {
+      "body_id": "GJ234Ae-m1",
+      "proper_name": null,
+      "body_type": "moon",
+      "orbit_index": 1,
+      "parent_body_id": "GJ234Ae",
+      "inhabited": false,
+      "population": null,
+      "mass_class": "dwarf",
+      "surface_gravity": 0.13,
+      "orbital_period_days": 5.6,
+      "rotation_period_hours": 134.4,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "icy moon, tidally locked"
+    },
+    {
+      "body_id": "GJ234Ae-m2",
+      "proper_name": null,
+      "body_type": "moon",
+      "orbit_index": 2,
+      "parent_body_id": "GJ234Ae",
+      "inhabited": false,
+      "population": null,
+      "mass_class": "dwarf",
+      "surface_gravity": 0.09,
+      "orbital_period_days": 11.2,
+      "rotation_period_hours": 268.8,
+      "atmosphere": null,
+      "biome_summary": "barren",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "small rocky moon, tidally locked"
+    },
+    {
+      "body_id": "GJ234Af",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 6,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.44,
+      "orbital_period_days": 2600.0,
+      "rotation_period_hours": 36.0,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "outer icy rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ234Ag",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 7,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.34,
+      "orbital_period_days": 4900.0,
+      "rotation_period_hours": 44.0,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "distant icy rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ234Ah",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 8,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.25,
+      "orbital_period_days": 9100.0,
+      "rotation_period_hours": 57.0,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "far outer icy rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ234A-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": "GJ234A-oort-S1",
+      "proper_name": "Carvalhais Horizon",
+      "orbits_body_id": "GJ234A-oort",
+      "station_type": "horizon",
+      "population": 32000,
+      "economic_role": "transit",
+      "docking_class": "major",
+      "has_gate_infrastructure": true,
+      "notes": "horizon station — 3 apertures; junction connecting Lalande (GJ 411) and Confluência (GJ 566B); primary community habitation in station habitat modules; GJ 785 gate handled by separate GJ 785 Logistics Syndicate"
+    }
+  ]
+}