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Portugal Joins Artemis Accords, Boosting Global Space Cooperation

1/16/2026

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Summary

Story summary

Portugal signed the Artemis Accords on January 11, 2026, becoming the 60th nation to join.
The signing took place in Lisbon, with U.S. Ambassador John J. Arrigo and Hugo Costa present.
The Artemis Accords, established in 2020, promote peaceful exploration, mutual emergency assistance, and open data.
NASA Administrator Jared Isaacman said Portugal's participation signals a new era of international space cooperation as lunar exploration returns.

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Story summary

Portugal signed the Artemis Accords on January 11, 2026, becoming the 60th nation to join.
The signing took place in Lisbon, with U.S. Ambassador John J. Arrigo and Hugo Costa present.
The Artemis Accords, established in 2020, promote peaceful exploration, mutual emergency assistance, and open data.
NASA Administrator Jared Isaacman said Portugal's participation signals a new era of international space cooperation as lunar exploration returns.