WOLFRAM|DEMONSTRATIONS PROJECT

Balls Rolling on a Sphere

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time
orbits
1
2
3
balls per orbit
1
2
3
ball radius
1
delay 1
0
delay 2
60
show sphere
show circles
test collision
opacity
smallest distance at the moment:
0.99
Balls of the same size roll on the surface of a sphere.
There are up to three orbits (at right angles to each other) and up to three balls in each orbit.
How big can the balls be without touching each other, and how should one set the delays in order to avoid any collision?