High Quality Content by WIKIPEDIA articles! NASA John H. Glenn Research Center at Lewis Field (see #History for previous names) is a NASA center, located within the cities of Brook Park, Cleveland and Fairview Park, Ohio between Cleveland Hopkins International Airport and the Cleveland Metroparks`s Rocky River Reservation, and has other subsidiary facilities in Ohio. Its director is Ramon (Ray) Lugo III. Glenn Research Center is one of ten major NASA field centers, whose primary mission is to develop science and technology for use in aeronautics and space. As of October 2010, it employed about 1670 civil servants and 1850 contractors located on or near its site.