{
  "_comment": "Galaxy shape + scale (js/galaxy/Galaxy.js). systemCount = total star systems (the starting system is one of them). layout.square = the galaxy is a seeded SQUARE field of stars (center at the world origin, ±side/2 in x and y): Bridson Poisson-disk sampling keeps every pair of systems at least minSpacing·√(side²/systemCount) apart — an even, organic field (no clumps, no voids, not a grid). startingSystem: policy 'corner' puts the player's home in the star NEAREST the configured corner (corner: NE/NW/SE/SW, screen orientation — SE = lower right); 'center' (nearest the origin) and 'random' still work. distribution.zones slices the HOME→FAR diagonal into named zones (d: 0 at the home corner, 1 at the opposite corner); distribution.zoneMix multiplies each type's distribution.weight PER ZONE (the old per-type radiusBand is gone — type flavor is regional now). settlements.gradient = free-space settlement density by diagonal position (d 0 = home corner, 1 = far corner): chance = 1 − d×falloff, floored at floor (js/galaxy/SystemGenerator.js → settlementDensity).",
  "systemCount": 90,
  "layout": {
    "square": {
      "side": 32000,
      "minSpacing": 0.8
    }
  },
  "distribution": {
    "_comment": "zones slice the HOME→FAR diagonal (d) into the three regions. The diagonal bands have UNEVEN area (corner triangles vs the middle band), so the edges are set for EQUAL-AREA thirds: area(d < a) = 2a² of the square for a ≤ ½ — a = 0.40 and 0.60 give ≈ 32/36/32. zoneMix multiplies each type's global distribution.weight per zone (missing type = ×1).",
    "zones": [
      { "name": "near", "d": [0, 0.4] },
      { "name": "middle", "d": [0.4, 0.6] },
      { "name": "far", "d": [0.6, 1] }
    ],
    "zoneMix": {
      "near": { "main": 1.0, "redDwarf": 1.25, "binary": 0.8, "habitable": 1.5, "nebula": 0.4, "void": 0.3 },
      "middle": { "main": 1.15, "redDwarf": 1.0, "binary": 1.0, "habitable": 0.85, "nebula": 0.9, "void": 0.75 },
      "far": { "main": 0.85, "redDwarf": 0.55, "binary": 1.1, "habitable": 0.25, "nebula": 1.8, "void": 2.6 }
    }
  },
  "startingSystem": { "policy": "corner", "corner": "SE" },
  "settlements": {
    "gradient": { "falloff": 0.7, "floor": 0.22 }
  },
  "neighbors": 8
}