This publication explores the 'space education phenomenon', and how it contributes to STEM betterment by motivating students and facilitating teaching. Contents were grouped in three main sections: (a) space and education, (b) space education at NASA, and (c) state-of-the-art practices in space science education at NASA and the Brazilian space agency. The book is a reference to educators, STEM education specialists and project managers, researchers, and the general public. Educators can identify possibilities to enrich STEM classes. Researchers in STEM education and/or space education will find here analyses of this historically recent area of investigation. This book is an important resource for project managers, as they could access several implementation models on space education at NASA, Brazil and beyond.