1. Jacobs, NASA Johnson Space Center; Houston Texas USA
2. Center for Research and Exploration in Space Science and Technology; NASA Goddard Space Flight Center; Greenbelt Maryland USA
3. NASA Goddard Space Flight Center; Greenbelt MD USA
4. LISA; Univ. Paris-Est Créteil, Univ. Denis Diderot, and CNRS; Créteil France
5. NASA Johnson Space Center; Houston Texas USA
6. Department of Earth and Environmental Science and School of Science; Rensselaer Polytechnic Institute; Troy New York USA
7. NASA Ames Research Center; Moffett Field California USA
8. Laboratorio de Química de Plasmas y Estudios Planetarios; Instituto de Ciencias Nucleares; Universidad Nacional Autónoma de México, Circuito Exterior, Ciudad Universitaria; Mexico City Mexico
9. Cornell University; Ithaca New York USA
10. Geophysical Laboratory; Carnegie Institution of Washington; Washington DC USA
11. Georgia Institute of Technology; Atlanta Georgia USA