Welcome to the ASTRO portal

Accessing Space Treaty Resources Online (ASTRO) is a collection of international and national instruments on space activities developed by the United Nations Office for Outer Space Affairs. The objective of the platform is to raise global awareness about and adherence to the five United Nations Space Treaties and additional non-binding instruments relevant to international space law, share best practices, and foster the development of national legislation and policy related to space activities.

The United Nations Office for Outer Space Affairs expresses its appreciation to the Government of Luxembourg for its generous support to the Office in its work under the development of ASTRO platform through the provision of financial means.

Instruments Database

United Nations Space Treaties with information on the adherence status and more

Open database

National Space Law and Policy Database

Collection of National Space Law and Policy of State members of the Committee on the Peaceful Uses of Outer Space, based upon submission of States.

Open database