"Space Warfare in the 21st Century (Cass Military Studies) by Joan Johnson-Freese is a comprehensive textbook exploring the subject area of technology, engineering, science, history, and political science in the realm of military science. The book delves into the arming of the heavens and the implications of space warfare for national security. Published in 2016 by Taylor & Francis Group, this trade paperback is 202 pages long and written in English. It is part of the Cass Military Studies series and covers topics related to international relations, arms control, and United States military strategy."