Kytos designated P3F-964 of Tau'ri is a planet in Milky Way galaxy which has a Stargate. Kytos orbits a Binary star system. The planet was originally under the control of System Lord Notus and once had a human population of about five hundred years ago. In 2000 that had SG-2 explored Kytos and found some native species. The Pack decided to meet Tau'ri on Kytos to negotiate an alliance between their peoples. Mirris had followed Packs fleet to Kytos. (SG1: "Relativity")