P2S-569 is a planet in the Milky Way galaxy which held a Stargate. On the planet which Tau'ri forces were once located. The Lucian Alliance attacked the base, killing thirty-seven base personnel in the assault. Colonel Everett Young was stationed at the base during the attack. After the attack the Lucian Alliance left the planet and the Tau'ri returned and rebuilt their base again. (SGU: "Subversion")

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