*Pontus BRANDT¹, Olivier WITASSE², Dmitri TITOV², Nicolas ALTOBELLI², Stas BARABASH³, Lorenzo BRUZZONE⁴, Emma BUNCE⁵, Athena COUSTENIS⁶, Michele DOUGHERTY⁷, Christian ERD², Leigh FLETCHER⁸, Randy GLADSTONE⁹, Olivier GRASSET¹⁰, Leonid GURVITS¹¹, Paul HARTOGH¹², Hauke HUSSMANN¹³, Luciana IESS¹⁴, Yves LANGEVIN¹⁵, Palumbo PASQUALE¹⁶, Guiseppe PICCIONI¹⁷, Jeffrey PLAUT¹⁸, Kurt RETHERFORD⁹, Jan-erik WAHLLUND¹⁹, Peter WURZ²⁰ (1.The Johns Hopkins University Applied Physics Laboratory, 2.ESTEC, The Netherlands, 3.The Swedish Institute of Space Physics, Kiruna, Sweden, 4.Universita degli Studi di Trento, Italy, 5.University of Leicester, United Kingdom, 6.Observatoire de Meudon, France, 7.Imperial College London, United Kingdom, 8.University of Oxford, United Kingdom, 9.Southwest Research Institute, San Antonio, TX, USA, 10.Universite de Nantes, France, 11.Joint Institute for VLBI in Europe, The Netherlands, 12.Max-Planck-Institut fur Sonnensystemforschung, Germany, 13.DLR, Institut fur Planetenforschung, Germany, 14.Universita di Roma La Sapienza, Italy, 15.Institut d'Astrophysique Spatiale, France, 16.Universita degli Studi di Napoli Parthenope, Italy, 17.Istituto di Astrofisica e Planetologia Spaziali - Istituto Nazionale di Astrofisica, Rome, Italy, 18.Jet Propulsion Laboratory, Pasadena, CA, USA, 19.The Swedish Institute of Space Physics, Uppsala, Sweden, 20.University of Bern, Bern, Switzerland)