@

Add star-map Angular app, ETL pipeline, and caveman plugin Angular 3D star map (galaxy/system/body views, Three.js rendering, navigation store) plus the NASA ETL tooling that builds the star, exoplanet and solar-system datasets, Playwright e2e suite, and the cs:caveman Claude Code plugin (command, agent, skill). Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> @
2026-08-03 16:50:10 +02:00
parent 1e1b58b0e9
commit d7e8ea1d4d
99 changed files with 5513 additions and 1 deletions
@@ -0,0 +1,81 @@
+import { writeFileSync } from 'node:fs';
+
+import { BodyRecord } from '../../src/app/shared/models/body.model';
+import { SUN_STAR_ID } from '../../src/app/shared/models/star.model';
+import { fetchHorizonsBody } from './lib/horizons';
+import { dataPath, ensureDataDir } from './lib/paths';
+
+interface BodySpec {
+  id: string;
+  name: string;
+  kind: BodyRecord['kind'];
+  horizonsCommand: string;
+  center: string;
+  parentBodyId?: string;
+}
+
+// Sun-centered planets/dwarf, then their major moons (planetocentric elements).
+const BODY_SPECS: BodySpec[] = [
+  { id: 'mercury', name: 'Mercury', kind: 'planet', horizonsCommand: '199', center: '500@10' },
+  { id: 'venus', name: 'Venus', kind: 'planet', horizonsCommand: '299', center: '500@10' },
+  { id: 'earth', name: 'Earth', kind: 'planet', horizonsCommand: '399', center: '500@10' },
+  { id: 'mars', name: 'Mars', kind: 'planet', horizonsCommand: '499', center: '500@10' },
+  { id: 'jupiter', name: 'Jupiter', kind: 'planet', horizonsCommand: '599', center: '500@10' },
+  { id: 'saturn', name: 'Saturn', kind: 'planet', horizonsCommand: '699', center: '500@10' },
+  { id: 'uranus', name: 'Uranus', kind: 'planet', horizonsCommand: '799', center: '500@10' },
+  { id: 'neptune', name: 'Neptune', kind: 'planet', horizonsCommand: '899', center: '500@10' },
+  { id: 'pluto', name: 'Pluto', kind: 'dwarf', horizonsCommand: '999', center: '500@10' },
+  { id: 'moon', name: 'Moon', kind: 'moon', horizonsCommand: '301', center: '500@399', parentBodyId: 'earth' },
+  { id: 'phobos', name: 'Phobos', kind: 'moon', horizonsCommand: '401', center: '500@499', parentBodyId: 'mars' },
+  { id: 'deimos', name: 'Deimos', kind: 'moon', horizonsCommand: '402', center: '500@499', parentBodyId: 'mars' },
+  { id: 'io', name: 'Io', kind: 'moon', horizonsCommand: '501', center: '500@599', parentBodyId: 'jupiter' },
+  { id: 'europa', name: 'Europa', kind: 'moon', horizonsCommand: '502', center: '500@599', parentBodyId: 'jupiter' },
+  { id: 'ganymede', name: 'Ganymede', kind: 'moon', horizonsCommand: '503', center: '500@599', parentBodyId: 'jupiter' },
+  { id: 'callisto', name: 'Callisto', kind: 'moon', horizonsCommand: '504', center: '500@599', parentBodyId: 'jupiter' },
+  { id: 'titan', name: 'Titan', kind: 'moon', horizonsCommand: '606', center: '500@699', parentBodyId: 'saturn' },
+  { id: 'triton', name: 'Triton', kind: 'moon', horizonsCommand: '801', center: '500@899', parentBodyId: 'neptune' }
+];
+
+/**
+ * Queries JPL Horizons for the osculating orbital elements (and mean radius, where
+ * reported) of the major planets, Pluto, and a curated set of major moons, and writes
+ * `bodies.json`.
+ */
+export async function fetchSolarSystem(): Promise<BodyRecord[]> {
+  console.log(`Fetching ${BODY_SPECS.length} solar-system bodies from JPL Horizons...`);
+  const bodies: BodyRecord[] = [];
+
+  for (const spec of BODY_SPECS) {
+    const result = await fetchHorizonsBody({
+      command: spec.horizonsCommand,
+      center: spec.center,
+      cacheKey: `horizons-${spec.id}.txt`
+    });
+
+    if (result.radiusKm === undefined) {
+      console.warn(`  no physical radius found for ${spec.name}; defaulting to 0.`);
+    }
+
+    bodies.push({
+      id: spec.id,
+      systemStarId: SUN_STAR_ID,
+      name: spec.name,
+      kind: spec.kind,
+      radiusKm: result.radiusKm ?? 0,
+      orbit: result.orbit,
+      ...(spec.parentBodyId ? { parentBodyId: spec.parentBodyId } : {})
+    });
+  }
+
+  ensureDataDir();
+  writeFileSync(dataPath('bodies.json'), JSON.stringify(bodies, null, 2));
+  console.log(`  wrote ${bodies.length} bodies.`);
+  return bodies;
+}
+
+if (require.main === module) {
+  fetchSolarSystem().catch((error) => {
+    console.error(error);
+    process.exitCode = 1;
+  });
+}