Operation Epic Fury marks a turning point in the art of war. The key to 20th-century battles was air power. In the past, space and cyber activities have traditionally played supporting roles as so-called force multipliers. But this is no longer the case. In this conflict they have become mainstream, carving out new fronts for the wars of the future. The use of space is no longer something that is just nice to have, because everything from comms to intel to navigation uses space and cyber assets. Along with the National Reconnaissance Office, which manages US spy satellites, the US...