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> Ganymede seen by Voyager 2

Ganymede seen by Voyager 2

author: Nasa/JPL/Novapix

reference: a-jup04-12000

Image Size 300 DPI: 20 * 20 cm

This scene is approximately 1,300 kilometers (806 miles) across. It shows part of dark, densely cratered block which is bound on the south by lighter, and less
cratered, grooved terrain. The dark blocks are believed to be the oldest parts of Ganymede's surface. Numerous craters are visible, many with central peaks. The
large bright circular features have little relief and are probably the remnants of old, large craters that have been annealed by flow of the icy near-surface material.
Image taken by Voyager 2 spaceprobe in july 1979, 313 000 km distant from Ganymede.

Keywords for this photo:

1979 - ASTRONOMY - CRATER - GALILEAN SATELLITE - GANYMEDE - IMPACT CRATER - JOVIAN MOON - SATELLITE - VOYAGER - VOYAGER 2 -