French startup Beyond Aero is making waves in the aviation industry with its innovative hydrogen-powered jet project, the BYA-1. The aircraft, designed as a 10-seat business jet, is centered around a battery-free hydrogen-electric propulsion system. Beyond Aero's ambitious goal is to have the BYA-1 in service by 2030, bringing a new era of sustainable flying. The BYA-1's design features six hydrogen cylinders and 400-kW fuel cells, allowing for a range of 921 miles at a cruise speed of 357 mph. This clean-sheet architecture optimizes the use of gaseous hydrogen, addressing the challenges of incorporating this fuel into aircraft designs. Beyond Aero claims that the BYA-1 will offer significant cost savings, with operational costs potentially reduced by 55% and an expected 17% saving in fuel costs compared to traditional jets by 2030. The company envisions even greater savings as the cost of green hydrogen decreases over time. Moreover, the hydrogen-electric propulsion system of the BYA-1 brings notable environmental and passenger comfort benefits. The aircraft emits zero carbon emissions during flight, aligning with the industry's goal of reducing carbon footprints. Additionally, the electric jets produce less noise, with a claimed 15 dB(A) quieter cabin, providing a more comfortable flying experience. Beyond Aero is actively working on certifying the BYA-1 for commercial use, demonstrating progress through the first manned hydrogen-electric flight in France. With substantial capital and sales interest, Beyond Aero aims to disrupt conventional air travel and drive the transition to cleaner aviation technologies. The BYA-1 represents a promising step towards quieter, cleaner, and more efficient flights, ushering in a new era of sustainable air travel. While challenges remain, innovations like the BYA-1 signal a pivotal moment in the evolution of the aviation industry.