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data(atlas): author GJ 7547 (Skemeraand) — east_reach

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Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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jpmschweitzer
2026-04-03 12:20:58 +02:00
co-authored by Claude Opus 4.6
parent 701d2a119d
commit 22adfd2195
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docs/atlas/proposals/GJ7547.json
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{
"system_id": "GJ 7547",
"proper_name": "Skemeraand",
"star_type": "K",
"spectral_class": "K4V",
"wiki_data": {
"habitable_count": 1,
"inhabited_count": 1,
"has_gas_giant": false,
"has_asteroid_belt": true,
"has_horizon_station": true,
"raw_bodies_line": null
},
"bodies": [
{
"body_id": "GJ7547b",
"proper_name": null,
"body_type": "planet",
"orbit_index": 1,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.41,
"orbital_period_days": 22.0,
"rotation_period_hours": 16.8,
"atmosphere": "none",
"biome_summary": "barren",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "inner rocky, hot, uninhabited"
},
{
"body_id": "GJ7547c",
"proper_name": "Brandwacht",
"body_type": "planet",
"orbit_index": 2,
"parent_body_id": null,
"inhabited": true,
"population": 300,
"mass_class": "terrestrial",
"surface_gravity": 0.84,
"orbital_period_days": 160.0,
"rotation_period_hours": 28.2,
"atmosphere": "thin",
"biome_summary": "cold_arid",
"hydrosphere": "liquid_water",
"economic_role": "agricultural",
"settlement_pattern": "urban_concentrated",
"industrial_corridor": null,
"notes": "primary inhabited world; wave_2 Afrikaans heritage (520 years); 2-aperture through_route; K4V dim star; thin atmosphere, limited surface water; volcanic caldera settlement with residual thermal energy; mineral-rich caldera soils; five centuries continuous habitation; elder council governance (founding families); partnership protocols for genetic diversity management; penultimate system before Abzu"
},
{
"body_id": "GJ7547-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": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "sparse asteroid belt"
},
{
"body_id": "GJ7547d",
"proper_name": null,
"body_type": "planet",
"orbit_index": 4,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.54,
"orbital_period_days": 480.0,
"rotation_period_hours": 25.6,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": null,
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer rocky, frozen, uninhabited"
},
{
"body_id": "GJ7547e",
"proper_name": null,
"body_type": "planet",
"orbit_index": 5,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.40,
"orbital_period_days": 1400.0,
"rotation_period_hours": 32.4,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outer icy rocky, uninhabited"
},
{
"body_id": "GJ7547f",
"proper_name": null,
"body_type": "planet",
"orbit_index": 6,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "terrestrial",
"surface_gravity": 0.30,
"orbital_period_days": 3800.0,
"rotation_period_hours": 38.6,
"atmosphere": "trace",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "distant icy rocky, uninhabited"
},
{
"body_id": "GJ7547g",
"proper_name": null,
"body_type": "planet",
"orbit_index": 7,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "dwarf",
"surface_gravity": 0.14,
"orbital_period_days": 9200.0,
"rotation_period_hours": 22.8,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "outermost ice dwarf"
},
{
"body_id": "GJ7547h",
"proper_name": null,
"body_type": "planet",
"orbit_index": 8,
"parent_body_id": null,
"inhabited": false,
"population": null,
"mass_class": "dwarf",
"surface_gravity": 0.07,
"orbital_period_days": 24000.0,
"rotation_period_hours": 18.4,
"atmosphere": "none",
"biome_summary": "frozen",
"hydrosphere": "ice",
"economic_role": null,
"settlement_pattern": null,
"industrial_corridor": null,
"notes": "distant ice dwarf"
},
{
"body_id": "GJ7547-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": "GJ7547-oort-S1",
"proper_name": "Skemeraand Horizon",
"orbits_body_id": "GJ7547-oort",
"station_type": "horizon",
"population": 18,
"economic_role": "transit",
"docking_class": "major",
"has_gate_infrastructure": true,
"notes": "horizon station — 2 apertures; through_route; connects Candeia and Abzu corridor; medical and genetic supply receiving; minimal Commission contact"
}
]
}
wiki/star-systems/GJ-7547/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 | `GJ7547b` | — | planet | no | — | terrestrial | 0.41g | 22 | 16.8 | none | barren | — | — | — | — |
| 2 | `GJ7547c` | Brandwacht | planet | yes | 300 | terrestrial | 0.84g | 160 | 28.2 | thin | cold_arid | liquid_water | agricultural | urban_concentrated | — |
| 3 | `GJ7547-belt` | — | asteroid_belt | no | — | — | — | — | — | — | — | — | — | — | — |
| 4 | `GJ7547d` | — | planet | no | — | terrestrial | 0.54g | 480 | 25.6 | trace | frozen | — | — | — | — |
| 5 | `GJ7547e` | — | planet | no | — | terrestrial | 0.40g | 1400 | 32.4 | trace | frozen | ice | — | — | — |
| 6 | `GJ7547f` | — | planet | no | — | terrestrial | 0.30g | 3800 | 38.6 | trace | frozen | ice | — | — | — |
| 7 | `GJ7547g` | — | planet | no | — | dwarf | 0.14g | 9200 | 22.8 | none | frozen | ice | — | — | — |
| 8 | `GJ7547h` | — | planet | no | — | dwarf | 0.07g | 24000 | 18.4 | none | frozen | ice | — | — | — |
| 9 | `GJ7547-oort` | — | oort_cloud | no | — | — | — | — | — | — | — | — | — | — | — |
### Stations & Facilities
| ID | Name | Type | Orbits | Population | Economy | Governance | Docking | Gate | Districts |
|---|---|---|---|---|---|---|---|---|---|
| `GJ7547-oort-S1` | Skemeraand Horizon | horizon | `GJ7547-oort` | 18 | transit | — | major | yes | 1 |
## Topology
<!-- READ-ONLY — regenerated from star-map.json edges -->
- **Hop Distance from Gateway:** 22