"Our travels beyond the Earth propel scientific discoveries that improve our lives in countless ways here, right here, at home: powering vast new industry, spurring incredible new technology, and providing the space security we need to protect the American people." -Donald J. Trump, 45th US President (2018) Spacepower (2020) by the US Space Force is the first articulation of an independent doctrine of U.S. spacepower, since the US Space Force was created under the Trump presidency in December 2019. The mission of the US Space Force is both protecting US satellites from attacks and also targeting adversaries' space and counterspace assets with offensive operations. In his foreword, the first Chief of Space Operations, General Jay Raymond, explains in more detail "why spacepower is vital for the US" Students of national security, journalists and anyone interested in the future of space force, will find this publication compelling reading.