| Name |
Description |
| Cygnet XIV [1] |
Dominated by women. The Enterprise computer underwent a refit here [1] |
| Corvan II [2] |
Atmospheric pollutants threatened life on this planet [2] |
| Corinth IV [3] |
Location of starfleet facility [3] |
| Coridan [4] |
Planet which petitioned for Federation entry in 2267 [4] Although it is not specifically named as such, the planet featured in Enterprise "Shadows of P'Jem" is apparently the same planet Coridan - though this is not certain since the whole system is called Coridan, so the Trek naming convention would name the planets Coridan I, II, III, IV, etc. [5]
In 2381 Coridan was one of the planets attacked by the Borg in their invasion of the Alpha Quadrant. The planet was badly damaged, but not completely devastated. [6] |
| Cor Caroli V [7] |
Planet which was suffered from the Phyrox plague in 2366. [7] |
| Coppelius [8] |
Coppelius, the fourth planet [8] in the Ghulion system, located in the Vayt sector of the Beta Quadrant. [9] Doctor Altan Inigo Soong settled the planet in the late 2380s and was joined by Dr Bruce Maddox. They used it as a base to continue their work in creating androids, which had been banned in the Federation. [8] The planet had two red moons and constant electrical storm activity. [10] |
| Confederation Earth [11] |
An alternate version of Earth where the Titan mission was a failure. Atmospheric pollution is at 23% and the green house effect is in massive overdrive, solar shielding is being used to try and keep the problem under control. The Confederation Earth forces have subjugated the galaxy and wiped out entire species. [11] |
| Coltar IV [12] |
Suffered a time distortion in 2364 [12] |
| Cirrus IV [13] |
Famed for its emerald wading pools [13] |
| Chrysalia [14] |
From species name Chrysalians - not certain? [14] |
| Cheron [15] |
Planet whose society destroyed itself over racial hatreds [15] |
| Chaya VII [16] |
A planet which Leah Brahms attended a caucus at in the 2360s. [16] |
| Chantil III [17] |
Home of a mythical hunter named Darmok [17] |
| Chandra V [18] |
Planet where Tam Elbrun was assigned [18] |
| Chand Aad [19] |
Inhabited planet, know for its arid savannas. [19] |
| Chaltok IV [20] |
Romulan research Colony [20] |
| Chalna [7] |
Home of the Chalnoth civilization [7] |
| Ceti Alpha VI [21] |
Exploded six months after Khan was abandoned on Ceti Alpha V [21] |
| Ceti Alpha V [22] |
Planet where Kirk abandoned Khan in 2267. [22] Six months later, Ceti Alpha VI exploded. This caused a shift in the orbit of Ceti Alpha V that changed what had been a somewhat hospitable climate into one almost impossible to survive in; although the atmosphere remained breathable the surface was barren, and subjected to harsh storms. Only one native life form survived the change, a small and deadly eel. Many of Khan's followers would be killed by the creature and the harsh environment. In 2285 the USS Reliant visited the planet, investigating it as part of Project Genesis. Khan and his followers were able to capture the ship and escape the planet for good. [21] |
| Cestus III [23] |
On the far side of the Federation; 2 week delay for subspace messages [23] |
| Cerberus II [24] |
Planet on which Mark Jameson obtained a de-aging drug. [24] |
| Celtris III [25] |
Planet in Cardassian space [25] |
| Celes II [26] |
Planet. The Romulan senate was voting on a motion to open trade negotations with Celes II when they were assassinated by Tal'aura. [26] |
| Celes II [6] |
In 2381 Celes II was one of the Alpha Quadrant planets targeted in the Borg attack. The planet was completely devastated in the attack. [6] |
| Catualla [27] |
Home of Tango Rab, follower of Dr. Sevrin [27] |
| Castor [6] |
Castor was one of the planets attacked during the Borg assault on the Alpha Quadrant in 2381. [6] |
| Castal I [28] |
Site of conflict between the Talarians and the Federation [28] |
| Casperia Prime [29] |
Ringed resort planet known as an important vacation spot in the Hovarian cluster. [29] A Federation medical conference was held here in 2374. [30] |
| Carraya IV [31] |
A jungle world on the edge of Romulan space, about three hours from Deep Space Nine, site of a secret camp for 73 Klingon survivors of the Khitomer massacre. [31] |
| Carema III [32] |
Considered as a site for the partial mining system [32] |
| Cardassia V [33] |
Planet in the Cardassia system [33] |
| Cardassia Prime [34] |
Planet in the Cardassia system [34] |
| Cardassia IV [35] |
Planet in the Cardassia system [35] |
| Cardassia III [36] |
Planet in the Cardassia system [36] |
| Cardassia [37] |
Home world of the Cardassians [37] |
| Capella IV [38] |
Home planet of the Capellan warriors [38] |
| Canopus planet [39] |
Where Tarbolde wrote "Nightingale Woman" [39] |
| Camus II [40] |
Janice Lester exchanged bodies with Captain Kirk here [40] |
| Campor III [41] |
Site of a new colony whose crucial field hospital was outfitted from Deep Space Nine. [41] |
| Camor V [42] |
Jason Vigo settled here with his mother. Camor is a difficult planet to live on, and life there is a constant struggle for survival. [42] It is not clear whether this is due to a harsh environment of poor social conditions. |
| Calondia IV [43] |
Planet, less than 1.5 days trip from Deep Space Nine. [43] |
| Callinon VII [44] |
A gas giant in the Gamma Quadrant where the Dominion maintains a subspace relay station that handles comm. traffic from various Dominion-related members such as the Karemma. [44] |
| Caleb IV [45] |
A Federation planet, Caleb IV was attacked by the Klingons in the 23rd century. Kor, commanding the IKS Klothos launched a minor attack and then pulled back, waiting for repairs to commence before launching his full force. [45] |
| Caldos IV [46] |
One of the first Terraforming projects the Federation undertook. The colony on the planet is styled after Earth's Scottish culture. [46] |
| Caldik Prime [47] |
Fifth planet In Its system [47] |
| Calder II [48] |
Federation archaeological outpost raided by mercenaries. A Federation research outpost was sited here; no visitors were allowed under any circumstances. [48] |
| Cairn [49] |
Species name, not necessarily planet name [49] |
| Caere IV [37] |
Planet which Professor Galen planned to travel to in his search for DNA fragments in 2369. [37] |
