RT journal article T1 Royal Observatory of Navy in San Fernando, Spain A1 Muñoz Rey, Yolanda A2 Didáctica de la Educación FísicaPlástica y Musical K1 Royal Observatory of Navy in San Fernando K1 Astronomy K1 Scientific Heritage K1 UNESCO World Heritage AB The Royal Observatory of Navy in San Fernando (ROA),1 in its more than 250 years ofuninterrupted scientific activity, was the first Astronomical Observatory in Spain andhas been and remains one of the most important scientific institutions in the country.2Integrated into the structure of the Spanish Navy within the Science/Culture Section,it is an institution with a rich history and significant historical astronomical value. Itsmain activities include Astronomy, Geophysics, and the Time Section. Overall, thecombination of its astronomical services, its valuable historical collections of books,documents, and instruments, and its historic role in determining time position theROA, as a key institution for research and the enhancement of historical astronomicalheritage, which, in this case, is fully preserved in situ and contextualized. Today, theROA is opening to new forms of scientific and cultural dissemination to the publicand historical research to highlight its values. PB Nuncius Hamburgensis SN 1610-6164 YR 2026 FD 2026 LK http://hdl.handle.net/10498/40216 UL http://hdl.handle.net/10498/40216 LA eng DS Repositorio Institucional de la Universidad de Cádiz RD 07-nov-2026