The political uprising of the Empress Teta system was a military and political coup that happened in the year 3997 BBY, staged against Lord Keto and Lady Magda Keto, the rulers of the Deep Core planet Empress Teta. The coup was instigated by Lord Keto's own son, Satal, and Lady Keto's daughter, Aleema, who, as cousins, were also the leaders of a newly established Sith cult known as the Krath. The coup was initiated when Aleema and Satal, accompanied by the royal tutor Korus, boarded the orbital Tetan carbonite smelter where Lord and Lady Keto were attending to matters of state. After a heated confrontation with Lord Keto and the subsequent humiliation of tutor Korus, Aleema and Satal reintroduced themselves as the Krath—dark side magicians under the tutelage of the ancient Dark Lord Freedo