Sometime before the Invasion of Naboo, the Trade Federation began to set up secret mining facilities on the planet. Here, their cargo freighter ships and control ships were eventually attacked by a band of pirates. Later Darth Sidious sent his disciple Darth Maul to eliminate the pirates.
Kellux first appeared in Darth Maul (2017) 1, a Canon comic written by Cullen Bunn and penciled by Luke Ross that was released on February 1, 2017