observatory Synonyms

lookout lookout station observation tower watch uranography bleachers gazebo radio telescope astronomical telescope vigil watchman watcher watchtower atmospheric station observation dome Papeete observatorium lookout tower coronagraph coelostat catbird seat spectroheliograph Mauna Loa lookout man observation post tower spotter spectroscope guard cosmology cosmography conning tower commentator building bridge belvedere beacon astronomer landmark lighthouse mirador sentry sentinel scout planetarium picket patrol outlook orrery observatories