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 detention in Australia temporary visa. In 1992, Australia adopted a mandatory detention policy obliging the Australian Government to detain all persons entering or being in the country without a valid visa, while their claim to remain in Australia is processed and security and health checks undertaken. Also at the same the law was changed to permit indefinite detention, from the previous limit of 273 days. Mandatory detention continues to be part of a campaign by successive Australian governments to stop people without a valid visa (typically asylum seekers) entering the country by boat. The policy was instituted by the Keating Government in 1992,