Propulsion engineering is a branch of engineering focused on the design and development of systems that produce thrust to move vehicles. This field encompasses various types of propulsion, including rocket engines, jet engines, and electric propulsion systems. Engineers in this discipline work on optimizing performance, efficiency, and safety for applications in aerospace, automotive, and marine industries. The work of propulsion engineers involves extensive testing and analysis to ensure that propulsion systems meet specific requirements. They use principles from thermodynamics, fluid dynamics, and materials science to create innovative solutions. Their contributions are essential for advancements in space exploration and transportation technology.