Annihilation Factor

From the Garlowe Clusters in the north to the Veils of Darkness in the south, the Star Kingdom sprawled over roughly a fifth of the galaxy. So huge was this realm that those who tussled for power over it seemed unable to appreciate that it faced annihilation by the Patch, a roving region of peculiar pseudo-energy a light-year across which drained the life-force from any living thing it encountered...