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Bruce Murray Space Image Library

Ganymede's trailing hemisphere from Voyager 2

Ganymede's trailing hemisphere from Voyager 2
Ganymede's trailing hemisphere from Voyager 2 This mosaic, composed of orange, blue, and violet images from Voyager 2, shows the trailing hemisphere of Ganymede. NASA / JPL / Constantine Thomas

The prominent arc-shaped ridge system near the center-right of the image is Tiamat Sulcus, with the large Tammuz impact crater just west of its northern end displaying both bright- and dark-toned rays. The large, bright impact crater near the lower left of the mosaic is Punt.