“I don’t think it moved either,” Cassel added, from behind the gunfire panel. And that was that. The slender black hand of the indicator rested unwaveringly on zero. The ship’s guns were ready, their black mouths open to the stars. A steady hum filled the room. It came from the Attison Detector, and the sound was reassuring. It reinforced the fact that the Detector was attached to all the other Detectors, forming a gigantic network around Earth.