refactor: split satellite and launch provider modules

docs/CURRENT-STATE.md

@@ -10,6 +10,15 @@ requested name; otherwise the annotation stays at its geocoded point.
 Genuine feature-name components and existing administrative/monument matching
 retain their established behavior.
 
+## Satellite and launch provider modules
+
+`server/providers/space/` owns the CelesTrak TLE and Launch Library 2 Node
+proxies. Their routes, six-hour/15-minute caches, disk storage, stale fallback,
+request coalescing and optional LL2 server token retain existing behavior.
+The Node-only `gods-eye-view/server/providers/space` export supplies factories;
+`sources/space` supplies fixed upstream URL builders with no I/O or environment
+access. Callers retain validation, transport and response policy.
+
 ## Build configuration and local provider boundaries
 
 `vite.config.js` delegates to `server/standalone/vite.config.js`, which loads