1. Department of Climate and Space Sciences and Engineering University of Michigan Ann Arbor MI USA
2. Institute of Space Astrophysics and Planetology INAF Rome Italy
3. Southwest Research Institute San Antonio TX USA
4. NASA Jet Propulsion Laboratory California Institute of Technology Pasadena CA USA
5. School of Earth and Space Sciences Peking University Beijing China
6. Japan Aerospace Exploration Agency Institute of Space and Astronautical Science Sagamihara Japan