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Titan's south polar vortex This RGB color composite view of Titan shows the south polar vortex (at the bottom of this image) captured by Cassini on 25 July 2012 from the from the Titan (T-85) flyby at a distance of 99,174 kilometers. The images were taken using the CL1, BL1, RED, and GRN filters. NASA / JPL-Caltech / SSI / Val Klavans