diff --git a/docs/atlas/proposals/GJ524.json b/docs/atlas/proposals/GJ524.json
new file mode 100644
index 000000000..821b5d968
--- /dev/null
+++ b/docs/atlas/proposals/GJ524.json
@@ -0,0 +1,289 @@
+{
+  "system_id": "GJ 524",
+  "proper_name": null,
+  "star_type": "G",
+  "spectral_class": "G5V",
+  "wiki_data": {
+    "habitable_count": 1,
+    "inhabited_count": 0,
+    "has_gas_giant": true,
+    "has_asteroid_belt": true,
+    "has_horizon_station": true,
+    "raw_bodies_line": null
+  },
+  "bodies": [
+    {
+      "body_id": "GJ524b",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 1,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.52,
+      "orbital_period_days": 48.0,
+      "rotation_period_hours": 18.2,
+      "atmosphere": "none",
+      "biome_summary": "barren",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "inner rocky, hot, uninhabited"
+    },
+    {
+      "body_id": "GJ524c",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 2,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.96,
+      "orbital_period_days": 350.0,
+      "rotation_period_hours": 25.4,
+      "atmosphere": "standard",
+      "biome_summary": "temperate",
+      "hydrosphere": "liquid_water",
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "habitable zone; exceptional — temperate climate, rich soil, diverse biosphere, no atmospheric processing needed; five survey reports across two centuries all recommend settlement; three feasibility studies funded, no expedition materialized; the deep frontier's best unclaimed world; unsettled"
+    },
+    {
+      "body_id": "GJ524d",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 3,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.68,
+      "orbital_period_days": 780.0,
+      "rotation_period_hours": 23.8,
+      "atmosphere": "thin",
+      "biome_summary": "cold_arid",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "outer rocky, cold, uninhabited"
+    },
+    {
+      "body_id": "GJ524-belt",
+      "proper_name": null,
+      "body_type": "asteroid_belt",
+      "orbit_index": 4,
+      "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": "GJ524e",
+      "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": 2400.0,
+      "rotation_period_hours": 10.8,
+      "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": "GJ524e-m1",
+      "proper_name": null,
+      "body_type": "moon",
+      "orbit_index": 1,
+      "parent_body_id": "GJ524e",
+      "inhabited": false,
+      "population": null,
+      "mass_class": "dwarf",
+      "surface_gravity": 0.14,
+      "orbital_period_days": 7.2,
+      "rotation_period_hours": 172.8,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "icy moon, tidally locked"
+    },
+    {
+      "body_id": "GJ524e-m2",
+      "proper_name": null,
+      "body_type": "moon",
+      "orbit_index": 2,
+      "parent_body_id": "GJ524e",
+      "inhabited": false,
+      "population": null,
+      "mass_class": "dwarf",
+      "surface_gravity": 0.08,
+      "orbital_period_days": 16.4,
+      "rotation_period_hours": 393.6,
+      "atmosphere": "none",
+      "biome_summary": "barren",
+      "hydrosphere": null,
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "small rocky moon, tidally locked"
+    },
+    {
+      "body_id": "GJ524f",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 6,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.46,
+      "orbital_period_days": 6200.0,
+      "rotation_period_hours": 35.4,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": "ice",
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "outer icy rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ524g",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 7,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.36,
+      "orbital_period_days": 14000.0,
+      "rotation_period_hours": 43.6,
+      "atmosphere": "trace",
+      "biome_summary": "frozen",
+      "hydrosphere": "ice",
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "distant icy rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ524h",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 8,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "terrestrial",
+      "surface_gravity": 0.28,
+      "orbital_period_days": 32000.0,
+      "rotation_period_hours": 52.2,
+      "atmosphere": "none",
+      "biome_summary": "frozen",
+      "hydrosphere": "ice",
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "far outer icy rocky, uninhabited"
+    },
+    {
+      "body_id": "GJ524i",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 9,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "dwarf",
+      "surface_gravity": 0.13,
+      "orbital_period_days": 68000.0,
+      "rotation_period_hours": 30.6,
+      "atmosphere": "none",
+      "biome_summary": "frozen",
+      "hydrosphere": "ice",
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "outermost dwarf, near oort boundary"
+    },
+    {
+      "body_id": "GJ524j",
+      "proper_name": null,
+      "body_type": "planet",
+      "orbit_index": 10,
+      "parent_body_id": null,
+      "inhabited": false,
+      "population": null,
+      "mass_class": "dwarf",
+      "surface_gravity": 0.09,
+      "orbital_period_days": 140000.0,
+      "rotation_period_hours": 25.4,
+      "atmosphere": "none",
+      "biome_summary": "frozen",
+      "hydrosphere": "ice",
+      "economic_role": null,
+      "settlement_pattern": null,
+      "industrial_corridor": null,
+      "notes": "distant ice dwarf"
+    },
+    {
+      "body_id": "GJ524-oort",
+      "proper_name": null,
+      "body_type": "oort_cloud",
+      "orbit_index": 11,
+      "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": "GJ524-oort-S1",
+      "proper_name": "GJ 524 Horizon",
+      "orbits_body_id": "GJ524-oort",
+      "station_type": "horizon",
+      "population": 0,
+      "economic_role": "transit",
+      "docking_class": "major",
+      "has_gate_infrastructure": true,
+      "notes": "horizon station — 2 apertures; through_route; connects Saudade and GJ 5; corridor transit past the deep frontier's most exceptional unclaimed world; automated; Assembly territorial survey archive registration"
+    }
+  ]
+}
diff --git a/wiki/star-systems/GJ-524/index.md b/wiki/star-systems/GJ-524/index.md
index fdc6c0ad4..da97b9de5 100644
--- a/wiki/star-systems/GJ-524/index.md
+++ b/wiki/star-systems/GJ-524/index.md
@@ -44,6 +44,31 @@ Five survey reports across two hundred years all reach the same conclusion: this
 
 ---
 
+## Celestial Bodies
+<!-- READ-ONLY — generated from systems.db bodies/stations tables -->
+
+| Orbit | ID | Name | Type | Inhabited | Pop | Mass | Gravity | Year (d) | Day (h) | Atmo | Biome | Hydro | Economy | Settlement | Industrial |
+|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
+| 1 | `GJ524b` | — | planet | no | — | terrestrial | 0.52g | 48 | 18.2 | none | barren | — | — | — | — |
+| 2 | `GJ524c` | — | planet | no | — | terrestrial | 0.96g | 350 | 25.4 | standard | temperate | liquid_water | — | — | — |
+| 3 | `GJ524d` | — | planet | no | — | terrestrial | 0.68g | 780 | 23.8 | thin | cold_arid | — | — | — | — |
+| 4 | `GJ524-belt` | — | asteroid_belt | no | — | — | — | — | — | — | — | — | — | — | — |
+| 5 | `GJ524e` | — | gas_giant | no | — | — | — | 2400 | 10.8 | gas_giant | — | — | — | — | — |
+| ↳ 5.1 | `GJ524e-m1` | — | moon | no | — | dwarf | 0.14g | 7 | 172.8 | trace | frozen | — | — | — | — |
+| ↳ 5.2 | `GJ524e-m2` | — | moon | no | — | dwarf | 0.08g | 16 | 393.6 | none | barren | — | — | — | — |
+| 6 | `GJ524f` | — | planet | no | — | terrestrial | 0.46g | 6200 | 35.4 | trace | frozen | ice | — | — | — |
+| 7 | `GJ524g` | — | planet | no | — | terrestrial | 0.36g | 14000 | 43.6 | trace | frozen | ice | — | — | — |
+| 8 | `GJ524h` | — | planet | no | — | terrestrial | 0.28g | 32000 | 52.2 | none | frozen | ice | — | — | — |
+| 9 | `GJ524i` | — | planet | no | — | dwarf | 0.13g | 68000 | 30.6 | none | frozen | ice | — | — | — |
+| 10 | `GJ524j` | — | planet | no | — | dwarf | 0.09g | 140000 | 25.4 | none | frozen | ice | — | — | — |
+| 11 | `GJ524-oort` | — | oort_cloud | no | — | — | — | — | — | — | — | — | — | — | — |
+
+### Stations & Facilities
+
+| ID | Name | Type | Orbits | Population | Economy | Governance | Docking | Gate | Districts |
+|---|---|---|---|---|---|---|---|---|---|
+| `GJ524-oort-S1` | GJ 524 Horizon | horizon | `GJ524-oort` | — | transit | — | major | yes | 1 |
+
 ## Topology
 <!-- READ-ONLY — regenerated from star-map.json edges -->
 - **Hop Distance from Gateway:** 11