Airbus, after facing disappointment with previous rocket projects, has introduced a groundbreaking initiative by unveiling four proposals for hydrogen-powered aircraft. This shift towards hydrogen technology aims to promote sustainability in air transport and achieve zero emissions by 2035. The successful test campaign of the hydrogen fuel cell system, reaching a remarkable power level of 1.2 megawatts, sets a new benchmark in aviation fuel cell technology. Airbus' flexible approach, transitioning from failed rockets to hydrogen-powered planes, demonstrates a commitment to environmental innovation and addressing climate change challenges in the aerospace industry. The ongoing testing and optimization of the hydrogen propulsion system on the A380 show Airbus' dedication to advancing aviation technology and paving the way for a hydrogen-powered future. By leveraging hydrogen as a clean energy source, Airbus aims to reduce reliance on fossil fuels, lower operating costs, and contribute to industry-wide efforts for achieving net-zero emissions in aviation.