Unnamed planets
The following is a list of unnamed planets.

By quadrant 
 Unnamed Alpha and Beta Quadrant planets
 Unnamed Gamma Quadrant planets
 Unnamed Delta Quadrant planets

By species or group 
Akaali homeworld 
Brunali homeworld
Cravic homeworld
Dosi homeworld
Dream Alien's homeworld
 El-Aurian homeworld
Elaysian homeworld
  (First)
  (Second)
Halkan homeworld
Kalandan homeworld
Klingon prison planet
Kohl settlement
Koinonian homeworld
Kraylor homeworld
Kyrian and Vaskan homeworld
Loque'eque homeworld
Mari homeworld
Medusan homeworld
Melkotian planet
Nechani homeworld
Paxan homeworld
Pralor homeworld
Qomar homeworld
Ram Izad homeworld
Sheliak homeworld
Silver Blood homeworld
Skagaran colony
Sheliak homeworld
Species 10026 homeworld
Tak Tak homeworld
Talarian homeworld
Tallonian homeworld
Teplan homeworld
Torothan homeworld
Ullian homeworld
Vaadwaur homeworld
Vhnori homeworld
Vulcan monastery planet
Xanthan planet
Xindi Council planet
Xindi-Arboreal colony
Xyrillian homeworld
Yridian homeworld
Zahl homeworld

By individual 
Barash's species homeworld
Gary Seven's homeworld
Gosis' species homeworld
Guardian of Forever's planet
Kelemane's planet
Kelis' homeworld
Makull's homeworld
Tarquin's homeworld
Tarquin's planet
Theela's homeworld

By function or description 
Machine planet
Mad planet
Planet Hell
Shore Leave Planet

Unknown location

Iconian planets 
The surfaces of various planets were seen from an Iconian gateway that formed on the surface of Iconia in 2365. ()

LCARS planet  

A graphic depicting this unidentified planet appeared in 's library computer in 2375. ()

Planet between Delta and Alpha Quadrant 

This planet, illuminated by a nearby star, existed in 2374 partway between the Delta and Alpha Quadrants. ()

Q's planet 

In 2364, Q brought the crew of the  to the surface of a desolate planet in an unknown location. Data hypothesized that, due to Q's powers, the planet and its twin moons might not have existed at all. The surface was desert-like with rocks, and assumed by Data to be "obviously a class M world". No animal or plant life was found on the planet, and the sky was green. ()

See also 
 Unnamed moons

de:Weitere Planeten
fr:Planètes inconnues
Planet lists