Pokemon Ultra Sun and Pokemon Ultra Moon are scheduled to release worldwide on November 17th, 2017. More information about the games will be revealed later this year.
Pokemon Ultra Sun and Pokemon Ultra Moon for Nintendo 3DS family systems offer an alternative story taking place in the same world as Pokemon Sun and Pokemon Moon, as well as new Pokemon that didn't appear in Pokemon Sun and Pokemon Moon
More details TBC
Compatible with 3DS, 3DS XL, 2DS, New 3DS, New 3DS XL and New 2DS XL consoles