Stephan is leading the Astrodynamics Domain Services Section within Telespazio Germany. The section supports the European Space Agency with high-quality services at the European Operations Control Centre (ESOC) in Darmstadt within the ESOC Flight Dynamics Division, the Navigation Support Office and the Space Debris Office. The services include e.g. Deep Space Navigation, Precise Orbit Determination and Mission Design as well as the development of the corresponding applications and tools.Our Flight Dynamics services support all ESA Deep Space missions, like Bepi Colombo, Gaia, Solar Orbiter, Mars Express, ExoMars TGO, Euclid, Juice, Hera and Plato.