The book "Satellite Telecommunications - History, Technology and Practical Applications" was written with the aim of providing a complete and accessible guide to a sector that has revolutionized the way humanity communicates, connects and observes the world. The main aim is to cover all aspects of satellite telecommunications, starting from the historical origins, moving on to the technological fundamentals and ending with the practical applications that characterize the modern world. In addition, the book aims to explore the mathematical and physical aspects that underlie this discipline, making it a useful resource for industry professionals, students and enthusiasts alike.