Wednesday, July 28, 2010

Ithaca Chasma


Sunlight illuminates the deep cut of Ithaca Chasma on Saturn's moon Tethys.

Ithaca Chasma runs roughly north-south for more than 1,000 kilometers (620 miles) on Tethys. See PIA07734 for a closer view.

Lit terrain seen here is on the Saturn-facing side of Tethys (1,062 kilometers, or 660 miles across). North on Tethys is up and rotated 18 degrees to the right.

The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 2, 2010. The view was obtained at a distance of approximately 477,000 kilometers (296,000 miles) from Tethys and at a Sun-Tethys-spacecraft, or phase, angle of 127 degrees. Image scale is 3 kilometers (2 miles) per pixel.

Photo credit: NASA/JPL/Space Science Institute

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