Topographic variations in chaos on Europa: Implications for diapiric formation

Geophysical Research Letters

Volumn 31, Issue 16, 2004, Pages

  Schenk, Paul M ^a   Pappalardo, Robert T ^b  

^a LUNAR AND PLANETARY INSTITUTE   (United States)

^b UNIVERSITY OF COLORADO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CHAOS THEORY; FREEZING; GEOMORPHOLOGY; HEAT CONVECTION; MELTING; SEA ICE;

DIAPIRISM; SUBSURFACE OCEANS; TOPOGRAPHIC VARIATIONS;

OCEANOGRAPHY;

CHAOS THEORY; EUROPA; ICE COVER; TOPOGRAPHY;

EID: 7044231540     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2004GL019978     Document Type: Article

References (23)

1. Carr, M., et al. (1998), Evidence for a subsurface ocean on Europa, Nature, 391, 363-365.
2. Chyba, C. (2000), Energy for microbial life on Europa, Nature, 403, 381-382.
3. Collins, G., J. Head, R. Pappalardo, and N. Spaun (2000), Evaluation of models for the formation of chaotic terrain on Europa, J. Geophys. Res., 105, 1709-1716.
4. Greenberg, R., et al. (1998), Tectonic processes on Europa: Tidal stresses, mechanical response, and visible features, Icarus, 135, 64-78.
5. Greenberg, R., G. Hoppa, B. R. Tufts, P. Geissler, J. Riley, and S. Kadel (1999), Chaos on Europa, Icarus, 141, 263-286.
6. Greenberg, R., P. Geissler, B. R. Tufts, and G. Hoppa (2000), Habitability of Europa's crust: The role of tidal-tectonic processes, J. Geophys. Res., 105, 17,551-17,562.
7. Head, J., and R. Pappalardo (1999), Brine mobilization during lithospheric heating on Europa: Implications for formation of chaos terrain, J. Geophys. Res., 104, 27,143-27,155.
8. Hoppa, G. V., B. R. Tufts, R. Greenberg, and P. E. Geissler (1999), Formation of cycloidal features on Europa, Science, 285, 1899-1902.
9. Hussmann, H., T. Spohn, and K. Wierczerkowski (2002), Thermal equilibrium states of Europa's ice shell: Implications for internal ocean thickness and surface heat flow, Icarus, 156, 143-151.
10. Kadel, S., et al. (2000), Geologic history of the Tyre region of Europa: A regional perspective on European surface features and ice thickness, J. Geophys. Res., 105, 22,657-22,669.
11. Kivelson, M. G., K. K. Khurana, C. T. Russell, M. Volwerk, R. J. Walker, and C. Zimmer (2000), Galileo magnetometer measurements: A stronger case for a subsurface ocean at Europa, Science, 289, 1340-1343.
12. McCord, T. B., et al. (1998), Salts on Europa's surface detected by Galileo's Near Infrared Mapping Spectrometer, Science, 280, 1242-1244.
13. McKinnon, W. (1999), Convective instability in Europa's floating ice shell, Geophys. Res. Lett., 26, 951-954.
14. Nimmo, F., R. Pappalardo, and B. Giese (2003), On the origins of band topography, Europa, Icarus, 166, 21-32.
15. O'Brien, D., P. Geissler, and R. Greenberg (2002), A melt-through model for chaos formation on Europa, Icarus, 156, 152-161.
16. Pappalardo, R., and A. Barr (2004), The origin of domes on Europa: The role of thermally induced compositional diapirism, Geophys. Res. Lett., 31, L01701, doi:10.1029/2003GL019202.
17. Pappalardo, R. T., et al. (1998), Geological evidence for solid-state convection in Europa's ice shell, Nature, 391, 365-367.
18. Pappalardo, R. T., et al. (1999), Does Europa have a subsurface ocean? Evaluation of the geological evidence, J. Geophys. Res., 104, 24,015-24,056.
19. Schenk, P. (2002), Thickness constraints on the icy shells of the Galilean satellites from a comparison of impact crater shapes, Nature, 417, 419-421.
20. Showman, A., and L. Han (2004), Numerical simulations of convection in Europa's ice shell: Implications for surface features, J. Geophys. Res., 109, E01010, doi:10.1029/2003JE002103.
21. Spaun, N., J. Head, G. Collins, L. Prockter, and R. Pappalardo (1998), Conamara Chaos region, Europa: Reconstruction of mobile polygonal ice blocks, Geophys. Res. Lett., 25, 4277-4280.
22. Stevenson, D. (2000), Limits on the variation of thickness of Europa's ice shell, Lunar Planet Sci., XXXI, Abstract 1506.
23. Task Group on the Forward Contamination of Europa (2000), Preventing the forward contamination of Europa, report, Space Stud. Board of the Natl. Res. Counc., Natl. Acad. of Sci., Washington, D. C.