Supersonic Jet Comeback explores the potential revival of commercial supersonic flight, examining the technological, economic, and environmental factors that will determine its future. The book analyzes how advancements in aerodynamics and propulsion systems, coupled with sustainable fuel technologies, are crucial for overcoming the challenges that grounded the Concorde. It also highlights the importance of navigating evolving aviation regulations to make supersonic air travel a reality. A key insight is that without significant breakthroughs in efficient engine designs and noise reduction, the dream of a supersonic renaissance will remain just that: a dream. The book takes a balanced, data-driven approach, moving beyond hype to provide a comprehensive overview of the industry. It begins by laying out the fundamental scientific and engineering principles behind supersonic flight, then delves into promising technologies and economic considerations. The book culminates with an examination of the regulatory landscape, considering international agreements and environmental regulations. By integrating technical analysis with policy considerations and economic realities, Supersonic Jet Comeback offers a unique and valuable perspective for aerospace engineers, policymakers, and anyone interested in the future of air travel.