NASA Glenn Research Center | 175,763 followers on LinkedIn. Transforming aviation, revolutionizing space exploration, and inspiring new discoveries for the benefit of all. | Located near Cleveland Hopkins International Airport, Glenn's main campus, Lewis Field, has world-class facilities including wind tunnels, drop towers, vacuum chambers, and a research aircraft hangar. Glenn’s Neil Armstrong Test Facility in Sandusky, Ohio, is home to the world’s largest and most powerful space environment simulation chambers. It is the only place in the world that can test a full-sized spacecraft for all the extreme conditions of launch and spaceflight.