This Journal is devoted to the advancement of the science and technology of aerospace propulsion and power through the dissemination of original archival papers contributing to advancements in air-breathing, aircraft electric, spacecraft electric, and advanced propulsion; solid and liquid rockets; fuels and propellants; power generation and conversion for aerospace vehicles; and the application of aerospace science and technology to terrestrial energy devices and systems. It provides readers of the Journal with interest in propulsion and power access to papers spanning the range from fundamental research through development to applications.