This standard work on spaceflight systems provides readers with the fundamentals of rocket technology, orbital mechanics, space propulsion, attitude and trajectory control, power supply, thermal control, communication systems, and space transportation systems. It begins with an explanation of the structure of a rocket and the description and alteration of satellite motion. Subsequently, various important subsystem and overall system aspects of satellites, space probes, and launch vehicles are examined in detail. The authors place particular emphasis on a clear, physically and mathematically comprehensible presentation. The 5th edition has been updated in all chapters, especially regarding the latest developments in spaceflight, and includes numerous additional exercises. The book is aimed at students of aerospace engineering and spaceflight engineers.