Outer Space Treaty sets rules for peaceful use of space

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  The Outer Space Treaty was ratified on Oct. 10, 1967, establishing rules for countries’ exploration and use of outer space.

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  It says space activities should benefit all countries and that no country can claim territory in outer space.

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  The treaty requires the Moon and other celestial bodies to be used exclusively for peaceful purposes.

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  It also restricts weapons of mass destruction in space and prohibits military bases and weapons testing on celestial bodies.

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  More than 100 countries have ratified the treaty.

Who

Countries that ratified the Outer Space Treaty.

What

The treaty set rules for exploring and using outer space, including peaceful-use requirements and a ban on territorial claims.

When

Oct. 10, 1967.

Where

Outer space, including the Moon and other celestial bodies.

Why

To establish rules for countries’ exploration and use of space, with activities carried out for the benefit of all countries.

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