Lockheed Martin’s [LMT] Global Positioning System (GPS) III Non-Flight Satellite Testbed (GNST) successfully completed a series of high-fidelity pathfinding events that validate the process and the facility GPS III satellites will go through before launch, according to a company statement. The GNST is a full-sized GPS III satellite prototype which has helped to identify and resolve development issues before integration and test of the first GPS III space vehicle. During this latest milestone, the GNST successfully completed thermal vacuum chamber…
