Christmas Ornaments

Five Christmas ornaments easily and quickly printed. Three are stars: one based on the hypocycloid,(https://en.wikipedia.org/wiki/Hypocycloid), a second on the hypotrochoid, (https://en.wikipedia.org/wiki/Hypotrochoid), and the third a simple 5 pointed star. Two additional ornaments are an eleven pointed star and a snowflake. The ornaments all have openings for the attachment of a hanger. OpenSCAD code, with construction details, is included.