diff --git a/docs/atlas/proposals/GJ884.json b/docs/atlas/proposals/GJ884.json
index 4ffe89510..ac212fa7b 100644
--- a/docs/atlas/proposals/GJ884.json
+++ b/docs/atlas/proposals/GJ884.json
@@ -21,7 +21,7 @@
       "inhabited": false,
       "population": null,
       "mass_class": "terrestrial",
-      "surface_gravity": 0.39,
+      "surface_gravity": 0.36,
       "orbital_period_days": 14.0,
       "rotation_period_hours": 336.0,
       "atmosphere": "none",
@@ -30,27 +30,27 @@
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
-      "notes": "inner rocky, tidally locked, uninhabited"
+      "notes": "inner scorched rocky, tidally locked"
     },
     {
       "body_id": "GJ884c",
-      "proper_name": "Matamba",
+      "proper_name": "Mbanza",
       "body_type": "planet",
       "orbit_index": 2,
       "parent_body_id": null,
       "inhabited": true,
-      "population": 280000000,
+      "population": 4200000,
       "mass_class": "terrestrial",
-      "surface_gravity": 0.86,
-      "orbital_period_days": 42.0,
-      "rotation_period_hours": 1008.0,
+      "surface_gravity": 0.88,
+      "orbital_period_days": 140.0,
+      "rotation_period_hours": 336.0,
       "atmosphere": "standard",
-      "biome_summary": "temperate_savanna",
+      "biome_summary": "temperate",
       "hydrosphere": "liquid_water",
-      "economic_role": "research",
+      "economic_role": "commercial",
       "settlement_pattern": "urban_concentrated",
       "industrial_corridor": null,
-      "notes": "primary inhabited world; wave_2 Angolan-Portuguese heritage; hop_5; tidally locked; terminator-zone agriculture and habitation; Ferreira Monteiro commercial arbitration firm; south_reach Registry of Commercial Precedents (4 centuries of accumulated case law); 3-aperture junction connecting Crux Station, Confluência, and outer corridor (GJ 83.1)"
+      "notes": "primary inhabited world; wave_2 Angolan heritage ('court/seat of authority'); 3-aperture junction; K5/M0V transition star; tidally locked — terminator-band settlement; Ferreira Monteiro commercial arbitration firm (four centuries institutional memory); Registry of Commercial Precedents (south_reach's comprehensive commercial case law archive); inward-facing architecture (courtyards, climate-controlled galleries); subsistence agricultural belt in terminator zone"
     },
     {
       "body_id": "GJ884-belt",
@@ -81,16 +81,16 @@
       "inhabited": false,
       "population": null,
       "mass_class": "terrestrial",
-      "surface_gravity": 0.54,
-      "orbital_period_days": 290.0,
-      "rotation_period_hours": 28.5,
+      "surface_gravity": 0.52,
+      "orbital_period_days": 440.0,
+      "rotation_period_hours": 26.4,
       "atmosphere": "thin",
-      "biome_summary": "cold_arid",
+      "biome_summary": "frozen",
       "hydrosphere": null,
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
-      "notes": "outer rocky, uninhabited"
+      "notes": "outer rocky, frozen, uninhabited"
     },
     {
       "body_id": "GJ884e",
@@ -102,8 +102,8 @@
       "population": null,
       "mass_class": null,
       "surface_gravity": null,
-      "orbital_period_days": 960.0,
-      "rotation_period_hours": 13.4,
+      "orbital_period_days": 1400.0,
+      "rotation_period_hours": 12.2,
       "atmosphere": "gas_giant",
       "biome_summary": null,
       "hydrosphere": null,
@@ -121,16 +121,16 @@
       "inhabited": false,
       "population": null,
       "mass_class": "dwarf",
-      "surface_gravity": 0.11,
-      "orbital_period_days": 7.7,
-      "rotation_period_hours": 184.8,
-      "atmosphere": null,
+      "surface_gravity": 0.10,
+      "orbital_period_days": 5.6,
+      "rotation_period_hours": 134.4,
+      "atmosphere": "none",
       "biome_summary": "frozen",
       "hydrosphere": null,
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
-      "notes": "small icy moon, tidally locked"
+      "notes": "icy moon, tidally locked"
     },
     {
       "body_id": "GJ884f",
@@ -141,12 +141,12 @@
       "inhabited": false,
       "population": null,
       "mass_class": "terrestrial",
-      "surface_gravity": 0.44,
-      "orbital_period_days": 2900.0,
-      "rotation_period_hours": 36.0,
+      "surface_gravity": 0.42,
+      "orbital_period_days": 3600.0,
+      "rotation_period_hours": 32.8,
       "atmosphere": "trace",
       "biome_summary": "frozen",
-      "hydrosphere": null,
+      "hydrosphere": "ice",
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
@@ -161,12 +161,12 @@
       "inhabited": false,
       "population": null,
       "mass_class": "terrestrial",
-      "surface_gravity": 0.35,
-      "orbital_period_days": 5800.0,
-      "rotation_period_hours": 46.0,
+      "surface_gravity": 0.34,
+      "orbital_period_days": 8400.0,
+      "rotation_period_hours": 40.6,
       "atmosphere": "trace",
       "biome_summary": "frozen",
-      "hydrosphere": null,
+      "hydrosphere": "ice",
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
@@ -181,12 +181,12 @@
       "inhabited": false,
       "population": null,
       "mass_class": "terrestrial",
-      "surface_gravity": 0.27,
-      "orbital_period_days": 10700.0,
-      "rotation_period_hours": 59.0,
-      "atmosphere": "trace",
+      "surface_gravity": 0.24,
+      "orbital_period_days": 20000.0,
+      "rotation_period_hours": 48.6,
+      "atmosphere": "none",
       "biome_summary": "frozen",
-      "hydrosphere": null,
+      "hydrosphere": "ice",
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
@@ -200,17 +200,17 @@
       "parent_body_id": null,
       "inhabited": false,
       "population": null,
-      "mass_class": "terrestrial",
-      "surface_gravity": 0.19,
-      "orbital_period_days": 19500.0,
-      "rotation_period_hours": 74.0,
-      "atmosphere": "trace",
+      "mass_class": "dwarf",
+      "surface_gravity": 0.12,
+      "orbital_period_days": 42000.0,
+      "rotation_period_hours": 27.4,
+      "atmosphere": "none",
       "biome_summary": "frozen",
-      "hydrosphere": null,
+      "hydrosphere": "ice",
       "economic_role": null,
       "settlement_pattern": null,
       "industrial_corridor": null,
-      "notes": "extreme outer icy rocky, uninhabited"
+      "notes": "outermost dwarf, near oort boundary"
     },
     {
       "body_id": "GJ884-oort",
@@ -239,11 +239,11 @@
       "proper_name": "Matamba Horizon",
       "orbits_body_id": "GJ884-oort",
       "station_type": "horizon",
-      "population": 1000,
+      "population": 6200,
       "economic_role": "transit",
       "docking_class": "major",
       "has_gate_infrastructure": true,
-      "notes": "horizon station — 3 apertures; junction"
+      "notes": "horizon station — 3 apertures; junction; connects Crux Station, Confluência, and Farol; Ferreira Monteiro administrative district; Registry of Commercial Precedents vault; Assembly compliance office"
     }
   ]
 }
diff --git a/wiki/star-systems/GJ-884/index.md b/wiki/star-systems/GJ-884/index.md
index d740c15b3..8ccd2e909 100644
--- a/wiki/star-systems/GJ-884/index.md
+++ b/wiki/star-systems/GJ-884/index.md
@@ -62,6 +62,29 @@ Wave_2 settlement at hop 5 is consistent with the founding logic: the original e
 
 ---
 
+## 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 | `GJ884b` | — | planet | no | — | terrestrial | 0.36g | 14 | 336.0 | none | barren | — | — | — | — |
+| 2 | `GJ884c` | Mbanza | planet | yes | 4M | terrestrial | 0.88g | 140 | 336.0 | standard | temperate | liquid_water | commercial | urban_concentrated | — |
+| 3 | `GJ884-belt` | — | asteroid_belt | no | — | — | — | — | — | — | — | — | — | — | — |
+| 4 | `GJ884d` | — | planet | no | — | terrestrial | 0.52g | 440 | 26.4 | thin | frozen | — | — | — | — |
+| 5 | `GJ884e` | — | gas_giant | no | — | — | — | 1400 | 12.2 | gas_giant | — | — | — | — | — |
+| ↳ 5.1 | `GJ884e-m1` | — | moon | no | — | dwarf | 0.10g | 6 | 134.4 | none | frozen | — | — | — | — |
+| 6 | `GJ884f` | — | planet | no | — | terrestrial | 0.42g | 3600 | 32.8 | trace | frozen | ice | — | — | — |
+| 7 | `GJ884g` | — | planet | no | — | terrestrial | 0.34g | 8400 | 40.6 | trace | frozen | ice | — | — | — |
+| 8 | `GJ884h` | — | planet | no | — | terrestrial | 0.24g | 20000 | 48.6 | none | frozen | ice | — | — | — |
+| 9 | `GJ884i` | — | planet | no | — | dwarf | 0.12g | 42000 | 27.4 | none | frozen | ice | — | — | — |
+| 10 | `GJ884-oort` | — | oort_cloud | no | — | — | — | — | — | — | — | — | — | — | — |
+
+### Stations & Facilities
+
+| ID | Name | Type | Orbits | Population | Economy | Governance | Docking | Gate | Districts |
+|---|---|---|---|---|---|---|---|---|---|
+| `GJ884-oort-S1` | Matamba Horizon | horizon | `GJ884-oort` | 6K | transit | — | major | yes | 1 |
+
 ## Topology
 <!-- READ-ONLY — regenerated from star-map.json edges -->
 - **Hop Distance from Gateway:** 5