Paris IV

Not much is known about the planet Paris IV except that it is located in the Paris star system and that the Siege of Paris IV took place there. It was one of the major UNSC-Covenant engagements, with Sergeant Avery Johnson being one of the participants. . It was also where Avery allegedly received the dose of radiation leading to his case of Boren's Syndrome that protected him from being infected by the Flood.