Knight Observatory Knight ObservatoryGallery Official Name Knight Observatory Location Details Galaxy Milky Way Star System Sol Planet Earth Country United States of America State Maryland City Opal City Locale Turk County Characteristics Population 4 First appearance Unknown Contents[show] History History of location is unknown. Residents David Knight Jack Knight Ted Knight Notes No special notes. Trivia No trivia. See Also Appearances of Knight Observatory Location Gallery: Knight Observatory Links and References None. Retrieved from "https://heykidscomics.fandom.com/wiki/Knight_Observatory?oldid=452137" Categories: Pages with broken file links Locations Templated Articles Location History Needed Milky Way Sol Earth United States of America Opal City Maryland Turk County Places of Residence Community content is available under CC-BY-SA unless otherwise noted.