I was wondering the same thing. I noticed it after the patch on 4-19-18 and submitted a bug report but haven't heard anything yet. If I had to guess it seems that the model is either missing a texture or is not calling upon those textures. I hope they get it fixed soon.
I was having that same issue on New Romulus and a few other planets. I got it to run smoother by changing the space-screen ambient occlusion setting in the graphics tab. Turning it off changed the shading some but not much and it seems to have helped out a lot.
When my father was still a teen both he and his father loved watching the original series. When I was just five years old my parents took me to see Star Trek II: The Wrath of Kahn. From that moment on I've been hooked on the Star Trek universe. Growing up me and my father would catch various episodes of TNG and DS9, and…