# Orrery plan

- [x] 1. index.html: canvas page, title, links to style.css and orrery.js
- [x] 2. style.css: full-screen dark starfield layout, canvas fills viewport
- [x] 3. orrery.js: Sun + 8 planets in true order, orbits drawn as labelled ellipses
- [x] 4. Motion: each planet at its true relative orbital period, render loop
- [x] 5. Time slider: sets how fast time runs; date shown in a corner
- [x] 6. Pause / play button
- [x] 7. Click a planet: facts card with a few facts written into the code
- [x] 8. Check clean: /opt/yantrik-live/director/check-page ~/Projects/orrery/index.html