|This item is part of an alternate timeline|
USS Alexandria prepares to immerse (Stargate: Continuum).
|Out of Universe information|
|First appearance||Stargate: Continuum|
USS Alexandria is a nuclear submarine that belongs to the US Navy. When the timeline has been altered by Ba'al in 2008, she dropped out of the Antarctic sea on an alternate Colonel Jack O'Neill to recover Samantha Carter, Cameron Mitchell and Daniel Jackson.
Behind the scenes
- USS Alexandria is a real world submarine, still in active duty in 2017.