1. Laboratory for Atmospheric and Space Physics, University of Colorado–Boulder, Boulder, CO, USA.
2. Astronomy Research Unit, University of Oulu, Oulu, Finland.
3. Institut für Geowissenschaften, Universität Heidelberg, Heidelberg, Germany.
4. Institut für Geologische Wissenschaften, Freie Universität Berlin, Berlin, Germany.
5. Institut für Raumfahrtsysteme, Universität Stuttgart, Stuttgart, Germany.
6. Institut für Physik und Astronomie, Universität Potsdam, Potsdam, Germany.
7. Jet Propulsion Laboratory, Pasadena, CA, USA.
8. Department of Physics and Astronomy, University of Iowa, Iowa City, IA, USA.
9. NASA Goddard Space Flight Center, Greenbelt, MD, USA.
10. Center for Space Physics, Boston University, Boston, MA, USA.
11. NASA Ames Research Center, Moffett Field, CA, USA.
12. Mullard Space Science Laboratory, University College London, Holmbury St. Mary, Dorking, UK.
13. The Centre for Planetary Sciences at University College London/Birkbeck, London, UK.
14. Center for Astrophysics, Space Physics, and Engineering Research, Baylor University, Waco, TX, USA.