rootbrowseIAC-18D2session 44. Future Space Transportation SystemsPapers1. Future European Reusable Booster Stages: Evaluation of VTHL and VTVL Return Methods2. The concept of the development of the reusable interorbital space transportation system for providing lunar and interplanetary missions3. Strategies for Re-Use of Launch Vehicle First Stages4. Assessment of Multiple Mission Reusable Launch Vehicles5. Preparing the Future of European Space Transportation6. Possible areas of Russian-European cooperation on the market of light LV launch services7. European Platform for Post-ISS Utilization with the Dream Chaser® Spacecraft8. SpaceSTART, the solution for spacecraft services and transportation in space.9. A Comprehensive Modeling Framework for Integrated Spacecraft and Trajectory Design of an Electric Space Tug10. Navigating Our Cislunar Backyard Enabled by ACES