As humanity advances into space exploration and tourism, space food plays a crucial role in ensuring the well-being of astronauts and tourists. This chapter examines the evolution, technology, and cultural aspects of space food, highlighting its importance in the context of long-term space habitation and space tourism. It begins with a historical overview of space food, detailing the challenges and milestones in its development from early missions to contemporary advancements. The chapter then explores current innovations in space food technology, including nutritional considerations, food preservation and packaging, 3D printing, and sustainability. Cultural and psychological aspects are also addressed, emphasising the significance of familiar foods for astronauts and the potential for unique culinary experiences in space tourism. Looking forward, the chapter discusses the future of space food, focussing on space agriculture, food sustainability for missions to Mars and beyond, and the broader implications of space food innovations on Earth.