1. Institute for the Study of Earth, Oceans, and SpaceUniversity of New Hampshire Durham New Hampshire USA
2. New Mexico Consortium Los Alamos New Mexico USA
3. Space Science and ApplicationsLos Alamos National Laboratory Los Alamos New Mexico USA
4. Laboratory for Atmospheric and Space PhysicsUniversity of Colorado Boulder Boulder Colorado USA
5. Space Sciences DepartmentThe Aerospace Corporation El Segundo California USA
6. Department of Earth, Planetary, and Space SciencesUniversity of California Los Angeles California USA
7. Department of Earth, Atmospheric, and Planetary SciencesMassachusetts Institute of Technology Cambridge Massachusetts USA
8. Helmholtz Centre PotsdamGerman Research Centre For Geosciences (GFZ) and University of Potsdam Potsdam Germany