The University of Illinois Urbana-Champaign has been awarded a grant by NASA to conduct a study on a unique aircraft propulsion system that integrates both fuel cells and gas turbines, utilizing liquid hydrogen as the primary fuel source. This innovative concept, known as the Hy2PASS hydrogen engine, will be examined for its feasibility and potential advantages in the aerospace industry. The research project falls under NASA's Innovative Advanced Concepts program, demonstrating the agency's interest in exploring cutting-edge technologies for future applications. Led by the University of Illinois, the study aims to assess the performance and viability of this hybrid hydrogen propulsion system, which could offer significant advantages in terms of efficiency and environmental impact. By combining the capabilities of fuel cells and gas turbines through electric compressors, the project seeks to pave the way for advancements in aircraft propulsion technology.