The aviation industry is witnessing a significant transformation with the increasing focus on sustainable fuels and the adoption of hydrogen-powered aircraft. Hydrogen, produced from renewable sources like wind and solar power, is emerging as a viable and eco-friendly substitute for conventional aviation fuels, playing a vital role in reducing the industry's carbon footprint. The transition to hydrogen propulsion is set to kick off with regional and short-haul flights, gradually expanding to long-haul operations as technology progresses. Emphasis on fuel cell technology and hydrogen combustion engines through research and development initiatives is crucial to overcome energy density challenges. Strategic partnerships and cross-border collaborations are accelerating innovation and facilitating the swift integration of hydrogen aircraft into commercial and military fleets. The market analysis of hydrogen aircraft is segmented based on power source (hydrogen combustion and fuel cells), technology (fully hydrogen-powered and hybrid electric), range (up to 1,000 km to over 2,000 km), passenger capacity, and application (commercial and military & defense). The market exhibits substantial growth potential, particularly in North America, with the US leading the way in hydrogen aircraft advancements. The positive sentiment towards hydrogen aircraft is bolstered by the growing investments, technological advancements, and government initiatives aimed at promoting green aviation. With a strong emphasis on sustainability and reducing carbon emissions, the aviation industry is set to undergo a revolution propelled by hydrogen-powered aircraft.