Xahea
Xahea was an inhabited class M planet, the homeworld of the warp-capable Xaheans. It had four moons and was surrounded by a large gaseous cloud. It was remarkable for its natural dilithium supply, and described as beautiful.  (; )

Astronomical data
Xahea was located in the Xahea system, at galactic coordinates 003-1040808.1230 003-111309.3, within Grid 07, Quad 09, block 3, sector 1 of the Alpha Quadrant. In the Starfleet database, the planet was assigned catalog number 015289430.

The planet revolved around its sun at a distance of 201.5 million kilometers, with an orbital period of four hundred days. It had a diameter of 13,097 kilometers and a gravity of 9.9 kilograms/cubic meter. Its rotation period was 24.8 hours, resulting in a day length of 24.9 hours. The temperature on the surface averaged 14.9 degrees Celsius. ()

History and culture
According to the Xahean citizen Me Hani Ika Hali Ka Po, there was a natural balance between the Xaheans and their planet, as they were born at the same time, making Xahea the twin sister of Po.

Dilithium was mined in the caves on Xahea.

Around the 2250s, there was an upheaval on the planet linked to the development of a dilithium incubator capable of recrystallizing dilithium, as well as due to the planet gaining warp capability. During this time, the king died and his sister, Me Hani Ika Hali Ka Po, was expected to be crowned as queen. She briefly ran away from the planet, causing the Xahean Council to send out a diplomatic hail (which Starfleet received), but she was convinced to take up her responsibilities after an encounter on the . ()

In 2257, the fifth of seven red bursts appeared over the planet. This drew Discovery and the  to the planet to investigate. When a fleet of hostile Section 31 ships approached, Captain Christopher Pike ordered Discovery and the Enterprise away from the planet so as not to involve the Xaheans in the imminent battle. ()

In 2259, the location of this planet's system was labeled on a stellar cartography chart that was seen on the 's ready room viewscreen. By this year, the Xaheans had or were in the process of being inducted into the Federation. ()

Planets
Homeworlds
ja:ザヒア