Adding to this, if you use the controls, and slow down the render speed, you will see that the objects are not circling the poles. It's just that there are many

Adding to this, if you use the controls, and slow down the render speed, you will see that the objects are not circling the poles. It's just that there are many objects in high inclination orbits that pass near the poles, but comparatively few that actually pass over the poles.