What are your settings for these images Phoenix, and what kind of post process editing do you do if any?
High dynamic range slider at 0.700
auto exposure: unchecked
real planet brightness: unchecked
compress textures: unchecked
fast landscape loading: unchecked
landscap[e LOD: 2
Star scale 0.850, Mag limit 10.0
Star style: points
diffraction spikes: disabled
Projection is at default settings
your shader settings for gas giants and planet clouds
FOV: varies. 50 degees or less
Post processing is Hugin image stitching software to produce the pans.
I do use a GTX 680 graphics card with the latest driver and numerous settings within the Nvidia control panel.
What you see is what I get.