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Titan’s Waves?

Target Name:  Titan
Spacecraft:  Cassini Orbiter
Instrument:  Imaging Science Subsystem - Narrow Angle
Produced by:  NASA/JPL/Space Science Institute
Copyright: NASA Copyright Free Policy
Cross Reference:  PIA06182
Date Taken:  2005-02-14

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Multiple upper stratospheric haze layers are evident in this ultraviolet view from Cassini looking toward Titan's south pole. The alternating bright and dark bands may be due to differing haze concentrations produced by what may be gravity wave motions (the atmospheric equivalent of ripples on a pond), or perhaps they are evidence of shadows cast by haze layers moving upward as waves pass by in the atmosphere. East-west waves suggestive of other wave motions are also visible in these layers.

The image was taken with the Cassini spacecraft narrow angle camera on Feb. 14, 2005, through a filter sensitive to wavelengths of polarized infrared light centered at 338 nanometers. The image was acquired at a distance of approximately 151,000 kilometers (94,000 miles) from Titan and at a Sun-Titan-spacecraft, or phase, angle of 20 degrees. Resolution in the image is about 900 meters (3,000 feet) per pixel.

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