Argus Tanzer was a young, human male who served as a bureaucrat on board the Alderaan Flotilla, a group of starships carrying the surviving natives of his homeworld Alderaan. In the year 5 ABY, Tanzer was part of a meeting on board the flotilla Alderaanian escort frigate Sunspire to discuss the future of the flotilla and witnessed the delivery of the Death Star superweapon's remains by the New Republic to the Alderaanians.