The 3D model doesn’t require any supports, and it comes in three different sizes to accommodate cables of various sizes. You can start with the medium size if you are unsure which option to choose.

The designer recommends 3D printing the moon at an infill of 100% or 4–5 perimeters and a layer of 0.2mm. It doesn’t need supports, but you can add a brim. For stability, 3D print the moon's stand at ...

This was then extruded into 3D to make a pretty accurate-looking clone of the original part. Of course, using a flatbed paper scanner to create things other than images is nothing new, if you can ...