modern blender 3d models

I used Blender to smooth the borders of the disc. The part you see in the original image is the "south" side of disc. That's because of its spin direction and the right hand rule, the south direction of the rotational axis is pointing almost directly...

I did not contributed on doing the original file from the collection of asteroid radar models of the PDS site, I just simplify and softened it using Blender. The file's names explained: name_1_x_10_y.stl is 1 : x * 10y. So _1_6_10_7 is 1:600000000 or...