0073 — Sector celestial composition & planet discovery/naming

Status

Folded into FEATURES/galaxy/star-systems.md.

Context

A sector's celestial composition is a persisted, generate-once-then-stable artifact, and planets carry a discovery identity (discovered_by / discovered_at) plus a layered name (custom_name → auto_name → name) with discoverer-gated rename.

Related

• FEATURES/galaxy/star-systems.md — celestial composition, star types & habitable zone, planet discovery & naming
• DATA_MODELS/planets.md — discovered_by / discovered_at / custom_name / auto_name columns
• DATA_MODELS/galaxy.md — SectorCelestial
• ADR-0044 — Cluster and Special-Formation Naming Convention
• ADR-0045 — Per-Player ARIA-Driven Warp Knowledge Database
• ADR-0072 — ARIA course plotting and the chart knowledge economy