From 86e3b1e7934f13b55f77e5c5c07fe880d40371de Mon Sep 17 00:00:00 2001 From: Jeroen Schweitzer Date: Fri, 3 Apr 2026 11:43:12 +0200 Subject: [PATCH] =?UTF-8?q?data(atlas):=20author=20GJ=20421B=20(Pedra=20Se?= =?UTF-8?q?ca)=20=E2=80=94=20deep=5Ffrontier?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-Authored-By: Claude Opus 4.6 (1M context) --- docs/atlas/proposals/GJ421B.json | 209 +++++++++++++++++++++++++++++ wiki/star-systems/GJ-421B/index.md | 21 +++ 2 files changed, 230 insertions(+) create mode 100644 docs/atlas/proposals/GJ421B.json diff --git a/docs/atlas/proposals/GJ421B.json b/docs/atlas/proposals/GJ421B.json new file mode 100644 index 000000000..5bdc26a88 --- /dev/null +++ b/docs/atlas/proposals/GJ421B.json @@ -0,0 +1,209 @@ +{ + "system_id": "GJ 421B", + "proper_name": "Pedra Seca", + "star_type": "K", + "spectral_class": "K7V", + "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": "GJ421Bb", + "proper_name": null, + "body_type": "planet", + "orbit_index": 1, + "parent_body_id": null, + "inhabited": false, + "population": null, + "mass_class": "terrestrial", + "surface_gravity": 0.38, + "orbital_period_days": 15.0, + "rotation_period_hours": 360.0, + "atmosphere": "none", + "biome_summary": "barren", + "hydrosphere": null, + "economic_role": null, + "settlement_pattern": null, + "industrial_corridor": null, + "notes": "inner scorched rocky, tidally locked" + }, + { + "body_id": "GJ421Bc", + "proper_name": "Serpa", + "body_type": "planet", + "orbit_index": 2, + "parent_body_id": null, + "inhabited": true, + "population": 800, + "mass_class": "terrestrial", + "surface_gravity": 0.84, + "orbital_period_days": 148.0, + "rotation_period_hours": 27.6, + "atmosphere": "thin", + "biome_summary": "cold_arid", + "hydrosphere": "liquid_water", + "economic_role": "agricultural", + "settlement_pattern": "urban_concentrated", + "industrial_corridor": null, + "notes": "primary inhabited world; wave_3 Southern African heritage (Afrikaans/Xhosa, Portuguese naming); 2-aperture through_route; K7V dim star; arid — shallow aquifers, seasonal seep-springs, measurable but rare precipitation; cistern and condensation collector network (built before permanent structures); community council governance (water allocation as primary function); water sales to deeper corridor travelers (charter provisions against profiteering); drought-resistant grains and root vegetables" + }, + { + "body_id": "GJ421B-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": "GJ421Bd", + "proper_name": null, + "body_type": "planet", + "orbit_index": 4, + "parent_body_id": null, + "inhabited": false, + "population": null, + "mass_class": "terrestrial", + "surface_gravity": 0.50, + "orbital_period_days": 460.0, + "rotation_period_hours": 27.2, + "atmosphere": "trace", + "biome_summary": "frozen", + "hydrosphere": null, + "economic_role": null, + "settlement_pattern": null, + "industrial_corridor": null, + "notes": "outer rocky, frozen, uninhabited" + }, + { + "body_id": "GJ421Be", + "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": 1300.0, + "rotation_period_hours": 30.4, + "atmosphere": "trace", + "biome_summary": "frozen", + "hydrosphere": "ice", + "economic_role": null, + "settlement_pattern": null, + "industrial_corridor": null, + "notes": "outer icy rocky, uninhabited" + }, + { + "body_id": "GJ421Bf", + "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": 3600.0, + "rotation_period_hours": 36.8, + "atmosphere": "trace", + "biome_summary": "frozen", + "hydrosphere": "ice", + "economic_role": null, + "settlement_pattern": null, + "industrial_corridor": null, + "notes": "distant icy rocky, uninhabited" + }, + { + "body_id": "GJ421Bg", + "proper_name": null, + "body_type": "planet", + "orbit_index": 7, + "parent_body_id": null, + "inhabited": false, + "population": null, + "mass_class": "dwarf", + "surface_gravity": 0.11, + "orbital_period_days": 9200.0, + "rotation_period_hours": 23.6, + "atmosphere": "none", + "biome_summary": "frozen", + "hydrosphere": "ice", + "economic_role": null, + "settlement_pattern": null, + "industrial_corridor": null, + "notes": "outermost ice dwarf" + }, + { + "body_id": "GJ421Bh", + "proper_name": null, + "body_type": "planet", + "orbit_index": 8, + "parent_body_id": null, + "inhabited": false, + "population": null, + "mass_class": "dwarf", + "surface_gravity": 0.08, + "orbital_period_days": 22000.0, + "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": "GJ421B-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": "GJ421B-oort-S1", + "proper_name": "Pedra Seca Horizon", + "orbits_body_id": "GJ421B-oort", + "station_type": "horizon", + "population": 40, + "economic_role": "transit", + "docking_class": "major", + "has_gate_infrastructure": true, + "notes": "horizon station — 2 apertures; through_route; connects Travessia and GJ 3943; water provisioning for deeper corridor travelers; last reliably watered stop before unsettled stretch" + } + ] +} diff --git a/wiki/star-systems/GJ-421B/index.md b/wiki/star-systems/GJ-421B/index.md index 564527193..1c4401377 100644 --- a/wiki/star-systems/GJ-421B/index.md +++ b/wiki/star-systems/GJ-421B/index.md @@ -48,6 +48,27 @@ A community built around water management that survived its worst drought — an --- +## Celestial Bodies + + +| Orbit | ID | Name | Type | Inhabited | Pop | Mass | Gravity | Year (d) | Day (h) | Atmo | Biome | Hydro | Economy | Settlement | Industrial | +|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---| +| 1 | `GJ421Bb` | — | planet | no | — | terrestrial | 0.38g | 15 | 360.0 | none | barren | — | — | — | — | +| 2 | `GJ421Bc` | Serpa | planet | yes | 800 | terrestrial | 0.84g | 148 | 27.6 | thin | cold_arid | liquid_water | agricultural | urban_concentrated | — | +| 3 | `GJ421B-belt` | — | asteroid_belt | no | — | — | — | — | — | — | — | — | — | — | — | +| 4 | `GJ421Bd` | — | planet | no | — | terrestrial | 0.50g | 460 | 27.2 | trace | frozen | — | — | — | — | +| 5 | `GJ421Be` | — | planet | no | — | terrestrial | 0.40g | 1300 | 30.4 | trace | frozen | ice | — | — | — | +| 6 | `GJ421Bf` | — | planet | no | — | terrestrial | 0.30g | 3600 | 36.8 | trace | frozen | ice | — | — | — | +| 7 | `GJ421Bg` | — | planet | no | — | dwarf | 0.11g | 9200 | 23.6 | none | frozen | ice | — | — | — | +| 8 | `GJ421Bh` | — | planet | no | — | dwarf | 0.08g | 22000 | 18.4 | none | frozen | ice | — | — | — | +| 9 | `GJ421B-oort` | — | oort_cloud | no | — | — | — | — | — | — | — | — | — | — | — | + +### Stations & Facilities + +| ID | Name | Type | Orbits | Population | Economy | Governance | Docking | Gate | Districts | +|---|---|---|---|---|---|---|---|---|---| +| `GJ421B-oort-S1` | Pedra Seca Horizon | horizon | `GJ421B-oort` | 40 | transit | — | major | yes | 1 | + ## Topology - **Hop Distance from Gateway:** 16