Organizing Institutions:<br />INAF – Istituto di Astrofisica e Planetologia Spaziali, Roma – INAF-IAPS, Roma, Italy<br />INTA – Dpt. de Cargas Utiles y Ciencias del Espacio, INTA-DCUCE, Madrid, Spain<br />Czech Republic Academy of Sciences – Astronomical Institute, ASCR-AI, Ondřejov, Czech Republic<br />Czech Technical University, CTU in Prague, Czech Republic<br />Department of Physics, Technion, Haifa, Israel<br />Russian Academy of Sciences – Institute of Astronomy, RAS-IA, Moscow, Russia<br />INAF - Osservatorio Astronomico di Capodimonte, INAF-OAC, Napoli, Italy<br />Department of Astronomy, University of Washington, Seattle, WA, USA