How to animate a mesh across the surface of a sphere using three.js and GSAP.

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A technical guide demonstrating how to animate 3D objects along the curved surface of a sphere using Three.js and GSAP. The tutorial covers converting latitude/longitude coordinates to 3D positions, calculating great circle paths between points using spherical interpolation, creating smooth splines for animation paths, and properly orienting meshes to follow the surface curvature while maintaining correct rotation.

Animate a mesh across a sphere's surface