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Published 1980 | public
Book Section - Chapter

Ice in the interiors of Ganymede and Callisto

Abstract

The low mean densities of Ganymede and Callisto, 1.93 and 1.79 g/cm^3 respectively (Smith et al., 1979) insure that these bodies contain substantial amounts of water. However, the physical state of the water and its distribution in the satellite interiors is uncertain. We propose that the interiors of Ganymede and Callisto consist of three major regions: 1) a silicate core, 2) an undifferentiated ice-silicate lower mantle, and 3) a predominantly ice upper mantle (Fig. 1) (Schubert et al., 1980).

Additional Information

© 1980 State University of New York. This research was supported by NASA grants NSG 7315 and NGL-05-007-002.

Additional details

Created:
August 19, 2023
Modified:
October 24, 2023