v6 allows you to draw only the ring and not the planet if you choose to disable the 'Planet' checkbox.
Set "chance of ring material" to 0 to prevent a ring of debris being generated.
The Layers checkbox, if enabled, will create concentric layers of material in the planetoid with each layer a block of the type in the list (outward is left, inward is right)
Crescent checkbox, if checked, carves a random half of the world away, leaving a crescent of material
Swiss cheese craters out the interior of the world, instead of the surface, making it full of caves.
Layer function, 100% chance:
Swiss Cheese option:
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