football-field-sized

Updated: May 13, 2025

At the same moment, certain things were happening in places far away from him. As yet, no unusual object in space had been observed. That would come later. But far away up at the Alaskan radar complex a man on duty watch was relieved by another. The relief man took over the monitoring of the giant, football-field-sized radar antenna that recorded its detections on magnetic tape.

Murray Leinster - Operation Terror