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data(atlas): author GJ 684A (Sonnenkap) — deep_frontier

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Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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jpmschweitzer
2026-04-03 11:28:35 +02:00
co-authored by Claude Opus 4.6
parent 5be0701105
commit 725763ba91
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docs/atlas/proposals/GJ684A.json
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{
"system_id": "GJ 684A",
"proper_name": "Sonnenkap",
"star_type": "G",
"spectral_class": "G0V",
"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": "GJ684Ab",
"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": 50.0,
"rotation_period_hours": 18.6,
"atmosphere": "none",
"biome_summary": "barren",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "inner rocky, hot, uninhabited"
},
{
"body_id": "GJ684Ac",
"proper_name": "Freyburg",
"body_type": "planet",
"orbit_index": 2,
"parent_body_id": null,
"inhabited": true,
"population": 3000,
"mass_class": "terrestrial",
"surface_gravity": 0.96,
"orbital_period_days": 460.0,
"rotation_period_hours": 25.8,
"atmosphere": "standard",
"biome_summary": "temperate",
"hydrosphere": "liquid_water",
"economic_role": "agricultural",
"settlement_pattern": "dispersed",
"industrial_corridor": "agricultural_export",
"notes": "primary inhabited world; wave_4 German heritage ('sun cape'); 2-aperture spur_end; G0V solar-type star — startlingly bright at hop 14; thick nitrogen-oxygen atmosphere, active hydrology, extensive surface water; engineering cooperative governance (elected management board, west_reach charter model); over-specified infrastructure, elegant irrigation; highest agricultural output per hectare of any non-Syndic deep_frontier operation; no Commission relay station (declined twice)"
},
{
"body_id": "GJ684Ad",
"proper_name": null,
"body_type": "planet",
"orbit_index": 3,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.70,
"orbital_period_days": 780.0,
"rotation_period_hours": 24.2,
"atmosphere": "thin",
"biome_summary": "cold_arid",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer rocky, cold, uninhabited"
},
{
"body_id": "GJ684A-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": "GJ684Ae",
"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": 2600.0,
"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, one moon"
},
{
"body_id": "GJ684Ae-m1",
"proper_name": null,
"body_type": "moon",
"orbit_index": 1,
"parent_body_id": "GJ684Ae",
"inhabited": false,
"population": null,
"mass_class": "dwarf",
"surface_gravity": 0.13,
"orbital_period_days": 7.2,
"rotation_period_hours": 172.8,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "icy moon, tidally locked"
},
{
"body_id": "GJ684Af",
"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": 6800.0,
"rotation_period_hours": 36.2,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer icy rocky, uninhabited"
},
{
"body_id": "GJ684Ag",
"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": 15000.0,
"rotation_period_hours": 44.6,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "distant icy rocky, uninhabited"
},
{
"body_id": "GJ684Ah",
"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": 34000.0,
"rotation_period_hours": 52.8,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "far outer icy rocky, uninhabited"
},
{
"body_id": "GJ684Ai",
"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": 72000.0,
"rotation_period_hours": 30.8,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outermost dwarf, near oort boundary"
},
{
"body_id": "GJ684Aj",
"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": 150000.0,
"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": "GJ684A-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": "GJ684A-oort-S1",
"proper_name": "Sonnenkap Horizon",
"orbits_body_id": "GJ684A-oort",
"station_type": "horizon",
"population": 140,
"economic_role": "transit",
"docking_class": "major",
"has_gate_infrastructure": true,
"notes": "horizon station — 2 apertures; spur_end; connects GJ 201 junction and GJ 532 corridor; agricultural export freight staging; no Commission relay station (community declined); cooperative-operated"
}
]
}
wiki/star-systems/GJ-684A/index.md
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---
## 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 | `GJ684Ab` | — | planet | no | — | terrestrial | 0.52g | 50 | 18.6 | none | barren | — | — | — | — |
| 2 | `GJ684Ac` | Freyburg | planet | yes | 3K | terrestrial | 0.96g | 460 | 25.8 | standard | temperate | liquid_water | agricultural | dispersed | agricultural_export |
| 3 | `GJ684Ad` | — | planet | no | — | terrestrial | 0.70g | 780 | 24.2 | thin | cold_arid | — | — | — | — |
| 4 | `GJ684A-belt` | — | asteroid_belt | no | — | — | — | — | — | — | — | — | — | — | — |
| 5 | `GJ684Ae` | — | gas_giant | no | — | — | — | 2600 | 11.4 | gas_giant | — | — | — | — | — |
| ↳ 5.1 | `GJ684Ae-m1` | — | moon | no | — | dwarf | 0.13g | 7 | 172.8 | none | frozen | — | — | — | — |
| 6 | `GJ684Af` | — | planet | no | — | terrestrial | 0.46g | 6800 | 36.2 | trace | frozen | ice | — | — | — |
| 7 | `GJ684Ag` | — | planet | no | — | terrestrial | 0.36g | 15000 | 44.6 | trace | frozen | ice | — | — | — |
| 8 | `GJ684Ah` | — | planet | no | — | terrestrial | 0.28g | 34000 | 52.8 | none | frozen | ice | — | — | — |
| 9 | `GJ684Ai` | — | planet | no | — | dwarf | 0.13g | 72000 | 30.8 | none | frozen | ice | — | — | — |
| 10 | `GJ684Aj` | — | planet | no | — | dwarf | 0.09g | 150000 | 25.4 | none | frozen | ice | — | — | — |
| 11 | `GJ684A-oort` | — | oort_cloud | no | — | — | — | — | — | — | — | — | — | — | — |
### Stations & Facilities
| ID | Name | Type | Orbits | Population | Economy | Governance | Docking | Gate | Districts |
|---|---|---|---|---|---|---|---|---|---|
| `GJ684A-oort-S1` | Sonnenkap Horizon | horizon | `GJ684A-oort` | 140 | transit | — | major | yes | 1 |
## Topology
<!-- READ-ONLY — regenerated from star-map.json edges -->
- **Hop Distance from Gateway:** 14