RAAF Woomera Range Complex the United States. While none of the DSS-41 facility exists, the roadworks and building sites for this facility can still be seen. After the cancellation of the Joint Project, the complex was operated by Defence Research Centre Salisbury (former Weapons Research establishment, now Defence Science and Technology Organisation) in support of Australian Defence projects as they arose and also in support of German and NASA Sounding Rocket launches to observe the Supernova 1987A and other astronomical experiments. Woomera then focused on supporting the nearby joint Australia-United States Joint Defence Space Communications Station, Nurrungar. The surveillance facility closed in 1999. During
Immigration to Australia increased from 30,042 in 1992–93 to 178,582 persons in 2015–16. The largest components of immigration are the skilled migration and family re-union programs. A 2014 sociological study concluded that: "Australia and Canada are the most receptive to immigration among western nations". Australia is a signatory to the Convention relating to the Status of Refugees and has resettled many asylum seekers. In recent years, Australia's policy of mandatory detention of unauthorised arrivals by boat has attracted controversy. On August 7 2018, Australian Bureau of Statistics population clock reached 25 million, with 62% of the growth in the last ten years being