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Preview of Moon Ornament

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Moon Ornament

About this project

A flat crescent-moon ornament with a star perched on its upper horn and a hanging loop on its back edge. It prints flat with no supports, and its edges are rounded all round.

How it's built

  • Crescent - a circle with an offset circle cut out of it. The horn tips are rounded, and the star is placed by formula exactly on the upper horn.
  • Star and loop - blended into the moon with a smooth fillet, then the loop hole is cut through.
  • Body - the 2D outline is inflated into a rounded slab of the chosen thickness.

Parameters

Group Slider What it does
Moon Radius 8-40 mm; everything is placed from it
Moon Bite / shift Size and offset of the cut-out: thin sliver to fat crescent
Moon Horn rounding Softens the horn tips
Star Radius, points, inner ratio 4-8 points, one always facing up; spiky to chunky
Hanging loop Loop / hole radius, angle Hanger size and where it sits on the back edge
Body Thickness, blend Slab thickness and the fillet joining star and loop

Sliders guard themselves: the bite always makes a crescent, horn rounding can't eat the star's mount, and the hole keeps 1.5 mm of wall.

Printing

Print flat on the bed. No supports needed.

UpdatedOct 29, 2026
Version4
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  • ornament
  • moon
  • star
  • christmas
  • 3d-printing
  • configurable