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>> They consist of countless small particles, ranging in size from micrometers to meters

>> The densest parts of the Saturnian ring system are the A and B Rings,

I don't see anything that says exactly how dense the rings are, though...

I think that when you're close enough to resolve a meter-sized (car-sized) object, the ring would look like a straight band to you. From where you can see the rings curved, you must see them as "solid".

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