You can see the end of the atmosphere

Go to:

https://cesiumjs.org/Cesium/Build/Apps/Sandcastle/?src=Sky%20Atmosphere.html

Set the following parameters:

* Hue shift : -0.32
* Saturation shift: 0.26
* Brightness shift: 0.44
* Turn on lighting

You'll see the end of the ~world~ atmosphere:


Use the linked Cesium Sandcastle Sky Atmosphere example as the reproduction entry point. Set the listed hue, saturation, brightness, and lighting parameters, then investigate the atmosphere rendering behavior; done means the visible end or boundary of the atmosphere no longer appears under those settings.

Written by the indexing model from the issue text.