1. Mullard Space Science Laboratory, Department of Space and Climate PhysicsUniversity College London Dorking UK
2. The Centre for Planetary Science at UCL/Birkbeck London UK
3. Harvard‐Smithsonian Center for AstrophysicsSmithsonian Astrophysical Observatory Cambridge MA USA
4. Department of PhysicsLancaster University Lancaster UK
5. LESIA, Observatoire de Paris, PSL Research University, CNRS, Sorbonne Universités, UPMC Univ. Paris 06, Univ. Paris Diderot, Sorbonne Paris Cité Meudon France
6. USN, Observatoire de Paris, CNRS, PSL, UO/OSUC Nançay France
7. IRAP, Université de Toulouse, CNRS, CNES, UPS Toulouse France
8. ZP12, NASA Marshall Space Flight Center Huntsville AL USA
9. Space Science and Engineering DivisionSouth West Research Institute San Antonio TX USA
10. Department of Physics and AstronomyThe University of Texas at San Antonio San Antonio TX USA
11. Kavli Institute of Astrophysics and Space Research, MIT Cambridge MA USA
12. National Institute of Information and Communications Technology Koganei Japan
13. Laboratoire de Physique Atmospherique et PlanetaireUniversité de Liege Liege Belgium
14. Department of Physics and AstronomyUniversity of Leicester Leicester UK
15. European Space Astronomy Centre Madrid Spain
16. Department of Physics and AstronomyUniversity of Southampton Southampton UK
17. Dublin Institute for Advanced Studies Dublin Ireland
18. Center for Space PhysicsBoston University Boston MA USA