title: Catching a comet. Rosetta begins its comet tale. Introduction.
authors.affiliation: European Space Research and Technology Centre, Science and Robotic Exploration Directorate, European Space Agency, Noordwijk, Netherlands. mtaylor@cosmos.esa.int.
authors.forename: M G G T
authors.initials: MG
authors.lastname: Taylor
authors.affiliation: Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA.
authors.forename: C
authors.initials: C
authors.lastname: Alexander
authors.affiliation: European Space Astronomy Centre, Science and Robotic Exploration Directorate, European Space Agency, Madrid, Spain.
authors.forename: N
authors.initials: N
authors.lastname: Altobelli
authors.affiliation: INAF-Osservatorio Astronomico, Trieste, Italy.
authors.forename: M
authors.initials: M
authors.lastname: Fulle
authors.affiliation: Laboratoire d'Etudes Spatiales et d'Instrumentation en Astrophysique, Observatoire de Paris, France.
authors.forename: M
authors.initials: M
authors.lastname: Fulchignoni
authors.affiliation: Max-Planck-Institut für Kernphysik, Heidelberg, Germany.
authors.forename: E
authors.initials: E
authors.lastname: Grün
authors.affiliation: Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USA.
authors.forename: P
authors.initials: P
authors.lastname: Weissman