1. Instituto de Astrofísica de Andalucia Granada Spain
2. Belgian Royal Institute for Space Aeronomy Brussels Belgium
3. School of Engineering University of Basilicata Potenza Italy
4. NASA Goddard Space Flight Center Greenbelt MD USA
5. Space Research Institute (IKI) Moscow Russia
6. Japan Aerospace Exploration Agency (JAXA) Tokyo Japan
7. Karlsruhe Institute of Technology Institute of Meteorology and Climate Research Karlsruhe Germany
8. Space Science Institute Boulder CO USA
9. Institute for Space Astrophysics and Planetology Roma Italy
10. Open University Milton Keynes UK