Cometary science. Time variability and heterogeneity in the coma of 67P/Churyumov-Gerasimenko.

• Hässig M Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland. Southwest Research Institute, 6220 Culebra Road, San Antonio, TX 78238, USA. myrtha.haessig@swri.org.
• Altwegg K Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland. Center for Space and Habitability (CSH), University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Balsiger H Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Bar-Nun A Department of Geosciences, Tel-Aviv University, Ramat-Aviv, Tel-Aviv, Israel.
• Berthelier JJ Laboratoire Atmosphères, Milieux, Observations Spatiales (LATMOS), Institute Pierre Simon Laplace (IPSL), Centre national de recherche scientifique (CNRS), Université Pierre et Marie Curie (UPMC), Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), BP 102, UPMC, 4 Place Jussieu, F-75252 Paris Cedex 05, France.
• Bieler A Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland. Department of Atmospheric, Oceanic and Space Sciences, University of Michigan, 2455 Hayward Street, Ann Arbor, MI 48109, USA.
• Bochsler P Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Briois C Laboratoire de Physique et Chimie de l'Environnement et de l'Espace (LPC2E), UMR 7328 CNRS - Université d'Orléans, France.
• Calmonte U Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Combi M Department of Atmospheric, Oceanic and Space Sciences, University of Michigan, 2455 Hayward Street, Ann Arbor, MI 48109, USA.
• De Keyser J Belgian Institute for Space Aeronomy (BIRA-IASB), Ringlaan 3, B-1180 Brussels, Belgium. Center for Plasma Astrophysics, KULeuven, Celestijnenlaan 200D, 3001 Heverlee, Belgium.
• Eberhardt P Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Fiethe B Institute of Computer and Network Engineering (IDA), TU Braunschweig, Hans-Sommer-Straße 66, D-38106 Braunschweig, Germany.
• Fuselier SA Southwest Research Institute, 6220 Culebra Road, San Antonio, TX 78238, USA.
• Galand M Department of Physics, Imperial College London, Prince Consort Road, London SW7 2AZ, UK.
• Gasc S Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Gombosi TI Department of Atmospheric, Oceanic and Space Sciences, University of Michigan, 2455 Hayward Street, Ann Arbor, MI 48109, USA.
• Hansen KC Department of Atmospheric, Oceanic and Space Sciences, University of Michigan, 2455 Hayward Street, Ann Arbor, MI 48109, USA.
• Jäckel A Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Keller HU Institute for Geophysics and Extraterrestrial Physics, Technische Universität (TU) Braunschweig, 38106 Braunschweig, Germany. German Aerospace Center, Institute of Planetary Research, Asteroids and Comets, Rutherfordstraße 2, 12489 Berlin, Germany.
• Kopp E Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Korth A Max-Planck-Institut für Sonnensystemforschung, Justus-von-Liebig-Weg 3, 37077 Göttingen, Germany.
• Kührt E German Aerospace Center, Institute of Planetary Research, Asteroids and Comets, Rutherfordstraße 2, 12489 Berlin, Germany.
• Le Roy L Center for Space and Habitability (CSH), University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Mall U Max-Planck-Institut für Sonnensystemforschung, Justus-von-Liebig-Weg 3, 37077 Göttingen, Germany.
• Marty B Centre de Recherches Pétrographiques et Géochimiques (CRPG), 15 Rue Notre Dame des Pauvres, BP 20, 54501 Vandoeuvre lès Nancy, France.
• Mousis O Aix Marseille Université, CNRS, LAM (Laboratoire d'Astrophysique de Marseille), UMR 7326, 13388, Marseille, France.
• Neefs E Engineering Division, BIRA-IASB, Ringlaan 3, B-1180 Brussels, Belgium.
• Owen T Institute for Astronomy, University of Hawaii, Honolulu, HI 96822, USA.
• Rème H Université de Toulouse, Université Paul Sabathier (UPS), Observatoire de Midi-Pyrénées (OMP), Institut de Recherche en Astrophysique et Planétologie (IRAP), Toulouse, France. CNRS, IRAP, 9 Avenue du Colonel Roche, BP 44346, F-31028 Toulouse Cedex 4, France.
• Rubin M Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Sémon T Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Tornow C German Aerospace Center, Institute of Planetary Research, Asteroids and Comets, Rutherfordstraße 2, 12489 Berlin, Germany.
• Tzou CY Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.
• Waite JH Southwest Research Institute, 6220 Culebra Road, San Antonio, TX 78238, USA.
• Wurz P Physikalisches Institut, University of Bern, Sidlerstrasse 5, CH-3012 Bern, Switzerland.

Multidisciplinary