The ancient weapon control console is the same as the one in Window of Opportunity (2000) which caused a recurring time loop.
This first aired on the same night as Stargate: Atlantis (2004) Letters from Pegasus (2005) which is the first time that the SGC learned that the Atlantis Expedition wasn't almost immediately lost and the first time Earth heard of both the Wraith and the Atlantis Expedition's progress.
Jeff Judge, who plays Aron, is Christopher Judge's younger brother. He also plays Aron in Sacrifices (2004), Reckoning: Part 1 (2005), The Fourth Horseman: Part 1 (2005), and The Fourth Horseman: Part 2 (2006).