Moravian Stars come in various sizes and number of facets... the most common is the 26-point form which is composed of eighteen square and eight triangular shaped points.
The star featured here is an adaption, using one of the points / facets to mount the star atop a tree.
Say that ten times fast...
If you favor durability, print-up your parts as-is with your favorite transparent or semi-transparent filament. If you want something lighter, you can go with one layer + zero in-fill.