Sumaya was a class M world, in Sector 873-M, first mapped in the 2240s. It was here where the Preservers had apparently transplanted two tribes of Vulcans in 1364. (Project Potemkin: "The Night the Stars Fell from the Sky")
- Captain Alec Grigory estimated that the population had been moved to Sumaya about a thousand years after the schism between Vulcans and Romulans. T'Hima's narrative proved him correct.