Cassini Discovers Ring and One, Possibly Two, Objects at Saturn Jet Propulsion Lab -- Scientists examining Saturn's contorted F ring, which has baffled them since its discovery, have found one small body, possibly two, orbiting in the F ring region, and a ring of material associated with Saturn's moon Atlas.     A small object was discovered moving near the outside edge of the F ring, interior to the orbit of Saturn's moon Pandora... 

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