the Goldstone Deep Space Communications Complex (35°25′36″N 116°53′24″W﻿ / ﻿35.42667°N 116.89000°W﻿ / 35.42667; -116.89000﻿ (Goldstone)) outside Barstow, California. For details of Goldstone's contribution to the early days of space probe tracking, see Project Space Track; the Madrid Deep Space Communication Complex (40°25′53″N 4°14′53″W﻿ / ﻿40.43139°N 4.24806°W﻿ / 40.43139; -4.24806﻿ (Madrid)), 60 kilometres (37 mi) west of Madrid, Spain; and the Canberra Deep Space Communication Complex (CDSCC) in the Australian Capital Territory (35°24′05″S 148°58′54″E﻿ / ﻿35.40139°S 148.98167°E﻿ / -35.40139; 148.98167﻿ (Canberra)), 40 kilometres (25 mi) southwest of Canberra, Australia near the Tidbinbilla Nature Reserve.