rootbrowseIAC-07D2session 44. Future Space Transportation SystemsPapers1. Optimization of Current Space Transportation Systems for Low Earth Orbit2. Next Generation Launcher Studies: Technical Challenge Of Long-march Launch Vehicles3. The Perspectives For The Ariane 5 Launcher Over The Next Decade And Associated Opportunities4. Possible New Expendable Launchers for Europe in the future5. The Falcon 9: A New EELV-class Man-rated Launch Vehicle6. The Rocketplane Kistler Reusable Launch Vehicle Development Programs7. Preliminary Studies for the Launch Vehicle VLS Alfa8. The Soyuz at the Guiana Space Centre Programme9. Status Update on AirLaunch’s QuickReach Small Launch Vehicle10. Expendable Launchers Concept Trade-offs Within The FLPP