rootbrowseIAC-20D2session 44. Future Space Transportation SystemsPapers1. High-Performance, Partially Reusable Launchers for Europe2. Medium- to long-term Strategy for the Research Field of Space Transportation System in ISAS/JAXA3. THE SPACE RIDER PROGRAMME4. The design of the Space Rider Reentry Module GNC Subsystem up to CDR5. Architecture and Ground operations concept for a Two Stage To Orbit using SABRE engines and launched from the CSG European Spaceport6. H3 Upgrade Concept with Enhanced Upper Compartment8. Multidisciplinary Optimisation of Future Reusable Space Vehicle9. Preliminary Design Status of Unmanned Suborbital Spaceplane with LOX/Methane Engines by Tokyo University of Science’s Start-up with the Partnership of Industries: Part 210. From the Earth to the Moon by gondola11. Development of a tool for the analysis and optimisation of atmospheric re-entry trajectories12. Method to Preset g-Load Profile of Launch Vehicles