rootbrowseIAC-12C1session 55. Mission Design, Operations and Optimisation (2)Papers1. Design of trajectories for continuous polar Earth observation in the Earth-Moon system2. Innovative method of constellation design to enable new arising applications based on space-airborne bistatic SAR3. Optimization of Satellite Constellation Reconfiguration Maneuvers4. A predictive guidance scheme for soft landing of a lunar module5. An extension and numerical analysis of the hohmann spiral transfer6. MESSENGER at Mercury: From Orbit Insertion to First Extended Mission7. Orbit selection criteria for optical dual-use earth observation satellites8. Optimal Trajectory Design for the Lunar Vertical Landing9. Optimal Long-duration Low-thrust Transfers Between Libration Point Orbits10. Optimal Spacecraft Trajectories for Flight to Asteroid Apophis with Low Thrust11. A novel approach to the generation of multiple gravity assist trajectories12. Low energy trajectory optimization for CE-2’s extended mission after 201213. Gravitational Capture Opportunities for Asteroid Retrieval Missions