Deep-Space Mission Planning and Trajectory Design Optimization Methods

· Interplanetary trajectory optimization and gravity‑assist maneuvers

· Low‑thrust propulsion and orbit transfer strategies

· Mission scheduling, risk assessment, and contingency planning

Advanced Spacecraft Technologies and Mission Architectures

· Next‑generation propulsion systems (electric, nuclear, solar sail)  

· Autonomous navigation, guidance, and control for deep‑space missions  

· Lightweight structures, thermal management, and radiation shielding

Space-Based Observatories and Advanced Astrophysics Instrumentation

· Next-generation space telescope architectures and deployable optical systems

· Precision space-based gravitational wave observatories and metrology

· High-contrast spectral imaging and remote sensing for exoplanetary atmospheres

Human Exploration Systems and Space Resource Engineering

· Life support, radiation protection, and biomedical countermeasures for deep-space missions

· ISRU: regolith processing, oxygen/propellant production, and in-space manufacturing

· Human-robotic collaboration, autonomous surface operations, and mobility systems