About Vigilant Aerospace Systems Vigilant Aerospace is the leading developer of detect-and-avoid and airspace management software for uncrewed aircraft systems (UAS or drones). The company’s product, FlightHorizon, is based on two NASA patents and uses data from multiple sources to display a real-time picture of the air traffic around a UAS and to provide automatic … Continue reading Vigilant Aerospace Provides Airspace Safety For First Drone Flight with New 13-mile Beyond Visual Line-of-Sight Authorization at Oklahoma State University