The aerospace sector is undergoing a transformative phase driven by advancements in electrification, alternative fuelling, and the integration of hydrogen engines and composite materials to create environmentally friendly aircraft. GlobalData's recent report highlighted a significant increase in patent filings for hybrid hydrogen-electric powertrains and lightweight composite fuselages, showcasing a shift towards eco-friendly aviation solutions. Industry experts emphasize the importance of scaling these innovations to meet global emissions targets and reduce fuel costs, although regulatory complexities pose challenges. Notable initiatives include Avio Aero's hybrid-electric technology program, Airbus subsidiary UpNext's advancements in superconducting technologies for hydrogen-powered aircraft, and H3 Dynamics' involvement as a fuel cell supplier in the EU-funded HyPoTraDe project. This project aims to develop a modular hydrogen powertrain system for small aircraft, focusing on reducing carbon emissions and improving operational efficiency. Additionally, collaborations between the German Aerospace Center and industry leaders like Airbus and Aerotec have led to the development of carbon-fiber-reinforced thermoplastic fuselage demonstrators to enhance fuel efficiency and reduce aircraft weight. While the industry faces hurdles related to production costs and material durability, ongoing projects and collaborations signal a positive shift towards a more sustainable aviation future.