Adoption and background of the Guidelines
December 2019
December 2019, in its Resolution 74/82 the United Nations General Assembly welcomed with appreciation the adoption by the Committee on the Peaceful Uses of Outer Space (COPUOS) of the preamble and 21 guidelines for the long-term sustainability of outer space activities and the establishment, under a five -year workplan, of a working group under the agenda item on the long-term sustainability of outer space activities of the Scientific and Technical Subcommittee of COPUOS. In its Resolution, the General Assembly noted that COPUOS encouraged States and international intergovernmental organizations to voluntarily take measures to ensure that the guidelines were implemented to the greatest extent feasible and practicable, and emphasized that COPUOS serves as the principal forum for continued institutionalized dialogue on issues related to the implementation and review of the Guidelines.
June 2019
In June 2019, the Guidelines for the Long-term Sustainability of Outer Space Activities, which had been negotiated by the Working Group on the Long-term Sustainability of Outer Space Activities, were adopted by the Committee on the Peaceful Uses of Outer Space (A/74/20, para. 163 and Annex II). At the same session, the Committee also decided to establish a new working group under the long-term sustainability agenda item of the Scientific and Technical Subcommittee (A/74/20, para. 165).
2018
In 2018, consensus was reached at the fifty-fifth session of the Subcommittee on a preamble and nine additional guidelines (A/AC.105/1167, Annex III).
2016
At the fifty-ninth session of COPUOS, in June 2016, a first set of guidelines for the long-term sustainability of outer space activities was agreed upon (A/71/20, Annex).
2010
The Working Group on the Long-term Sustainability of Outer Space Activities was established in 2010 under the Scientific and Technical Subcommittee of the Committee on the Peaceful Uses of Outer Space (A/AC.105/958, para. 181) to identify areas of concern for the long-term sustainability of outer space activities, propose measures that could enhance sustainability, and produce voluntary guidelines to reduce risks to the long-term sustainability of outer space activities.