1. Department of Earth and Planetary Sciences; Washington University; St. Louis Missouri USA
2. Department of Astronomy; Space Sciences Building Cornell University; Ithaca New York USA
3. Jet Propulsion Laboratory; California Institute of Technology; Pasadena California USA
4. Max Planck Institut für Chemie, Kosmochemie; Mainz Germany
5. NASA Ames/SETI Institute; Moffett Field California USA
6. Geological Sciences; University of Nevada, Reno; Reno Nevada USA
7. U.S. Geological Survey; Menlo Park California USA
8. Department of Geological Sciences; Arizona State University; Tempe Arizona USA
9. Lockheed Martin Corporation; Littleton Colorado USA
10. New Mexico Museum of Natural History and Science; Albuquerque New Mexico USA
11. NASA Ames Research Center; Moffett Field California USA
12. Companhia Vale do Rio Doce; Rio de Janeiro Brazil
13. Centre d'Etude Spatiale des Rayonnements; Toulouse France
14. Enrico Fermi Institute; University of Chicago; Chicago Illinois USA
15. Space Science Institute; Boulder Colorado USA
16. Honeybee Robotics; New York New York USA
17. Center for Earth and Planetary Studies; Smithsonian Institution; Washington, D. C. USA
18. Massachusetts Institute of Technology, Earth, Atmosphere and Planetary Science; Cambridge Massachusetts USA
19. Department of Geosciences; State University of New York; Stony Brook New York USA
20. U.S. Geological Survey; Flagstaff Arizona USA
21. Max Planck Institut für Sonnensystemforschung; Katlenburg-Lindau Germany
22. Institut für Anorganische und Analytische Chemie; Johannes Gutenberg-Universität; Mainz Germany
23. Botanical Museum; Harvard University; Cambridge Massachusetts USA
24. NASA Glenn Research Center; Cleveland Ohio USA
25. Department of Atmospheric Sciences; Texas A&M University; College Station Texas USA
26. Department of Civil and Environmental Engineering and Geodetic Science; Ohio State University; Columbus Ohio USA
27. Niels Bohr Institute; University of Copenhagen; Copenhagen Denmark
28. Malin Space Science Systems; San Diego California USA
29. Department of Earth and Planetary Sciences; University of Tennessee; Knoxville Tennessee USA
30. NASA Johnson Space Center; Houston Texas USA
31. DLR Institute of Space Simulation; Cologne Germany
32. NASA Goddard Space Flight Center; Greenbelt Maryland USA
33. Lunar and Planetary Laboratory; University of Arizona; Tucson Arizona USA
34. Department of Physics; University of Alabama at Birmingham; Birmingham Alabama USA
35. Space Science Institute; Martinez Georgia USA