Add new example

Merge branch 'main' of https://github.com/bculleec/threejs-sketches

Add new example

Make orbit controls slower as we zoom closer

dynamic tile loading example

sphere segment direction detection with camera

updated readme

nasa observatory map example

fixed plane size issue

Fix typo in README.md links

fixed styling

fix typo

adding plane heightmap sketch

adding torus knot sketch

adding wireframe sphere example