P O http://iconclass.org/46C4%28%2B39%29

astronautics, space-travel, interplanetary travel (+ propulsion of vehicle, ship, etc. by automation)

TTL NT
S P O skos:broader
S P O http://iconclass.org/46C4%28%2B3%29
S P O skos:prefLabel
S P O astronautics, space-travel, interplanetary travel (+ propulsion of vehicle, ship, etc. by automation)