Unnamed moons

The following is a list of unnamed moons.

892-IV moons
The planet 892-IV was observed to have two moonlike objects nearby. 

Archer IV moons
Archer IV was observed to have at least two moons. 

Argolis Cluster moon
In 2368, the USS Enterprise (NCC-1701-D) conducted a survey of the Argolis Cluster's star systems as a possible prelude to Federation colonization. During the survey, it discovered a crashed Borg scout ship on the moon of the fourth planet of one of the six star systems in the Argolis Cluster with one surviving drone, who would later be known as Hugh. 

Andorian gas giant moon
The Unnamed gas giant that hosted Andoria also had at least one other moon. 

Arkonian planet's moons
An unnamed gas giant Annexed by the Arkonians had 62 moons, some of which were partially habitable. 

Bajor moons
Aside from Derna and Jeraddo, Bajor had at least three more moons.

Bajor VIII second moon
In 2369, Bajoran terrorist Tahna Los, aboard the runabout USS Yangtzee Kiang, rendezvoused with Lursa and B'Etor's Bird-of-Prey near the lower moon of Bajor VIII to receive a quantity of bilitrium explosive. The USS Ganges, monitoring the exchange from behind the second moon, attempted to intercept him, but Tahna threatened to detonate the bomb in low orbit and wipe out the colonies on the surface. The Ganges was forced to allow him to head towards the Bajoran wormhole. 

Barkon IV moon
Barkon IV had at least one moon. 

Beta Lyrae system moon
An unnamed planet in the Beta Lyrae system had what appeared to be a moon. 

Qo'noS moon
The Klingon homeworld of Qo'noS had at least one moon. In 2259 of the alternate reality, this moon had appeared to have been destroyed.

Chin'toka system moon
This small moon orbiting one of the class M worlds in the chin'toka system was found to harbor a subspace power generator during the First Battle of Chin'toka. It was subsequently attacked and destroyed. 

Blue planet moons
An unnamed planet in Klingon space had at least three moons. 

Class M moon
An unnamed Class M moon with violent plasma storms.

In 2370, a shuttle carrying Captain Jean-Luc Picard and Voval crash landed on the moon. When Picard detected another structure on the surface, he went to investigate, finding the ruins of a Terellian freighter and one survivor named "Anna". 

Daled IV moon
Daled IV has at least three moons, and its third moon is inhabited and similar to Earth's moon Luna. 

Deinonychus VII moon
This moon was orbiting Deinonychus VII. 

Eden moons
The planet identified as Eden by doctor Sevrin appeared to have at least two close companions. 

Galorndon Core moon
Galorndon Core had at least one moon. 

Gas giant moon
This moon orbited a gas giant in the Badlands. In 2371, Major Kira Nerys and Odo landed on this moon to search for a crash-landed Peregrine class courier ship. 

Golana moons
Golana was depicted as having two moons. 

Haven moon
Haven had at least one moon. 

Holberg 917G companions
Near the planet Holberg 917G in the Omega system, at least two close companions, possibly moons, could be seen. 

Jupiter moons
The planet Jupiter had many moons, including Io and Ganymede.

After The Doctor transferred himself from the Delta Quadrant to Jupiter Station to treat Doctor Lewis Zimmerman for an ailment, the ungrateful Dr. Zimmerman congratulated him and recommended that during his visit he tour "Jupiter's third moon," noting that he heard the lava flows on it are lovely during that particular time of year. 

Kantare planet moon
The Unnamed planet which visited in 2151 to salvage the remains of a Kantare supply ship had at least one moon. 

Mab-Bu VI moon
The gas giant Mab-Bu VI had one unnamed moon. The moon could only barely be considered class M and was constantly swept by ionic cyclones and electromagnetic storms. The ground cover was all non-porous rock which made a survival for a long time on the moon very unlikely.

During the 19th century, hundreds of convicted criminals from Ux-Mal were imprisoned on the moon, their consciousnesses detached from their physical bodies and set adrift in the moon's constant storms.

In 2167, the criminals attempted to escape aboard the Federation starship USS Essex. However, the starship became trapped in the electromagnetic currents in the moon's atmosphere and was destroyed.

The criminals tried to escape again in 2368, when the USS Enterprise (NCC-1701-D) arrived to investigate the distress call from the Essex. They inhabited the bodies of Data, Deanna Troi, and Miles O'Brien, claiming to be the disembodied minds of Essex crew members. They took the ship under their control and ordered to assume a polar orbit of the southern polar region, where the other members of their species were located. Their true identities were uncovered and the criminals were expelled before they could bring aboard the rest of their number. 

Matalas Prime moons
Matalas Prime had several ringed moons. 

Maxia Zeta IV
The Maxia Zeta system was known to have at least two moons. 

Nimbus III moons
Nimbus III could be observed to have at least two moons. (

Omicron Theta moons
Omicron Theta had at least two moons. 

Pentarus III moon
Next to Lambda Paz, Pentarus III had at least one more moon. 

Pernaia Prime moon
Pernaia Prime had a single frozen but life-supporting moon. It was about 100 light years from Earth. In 2152 the moon supported a settlement. 

Rigel VII moon
In the sky of Rigel VII, two bodies could be seen. The song Moon over Rigel VII seemed to imply that at least one of them was a moon. The other body, more distant than the moon, was another planet in the Rigel System. 

Risa moons
Risa was known to have at least two moons. 

Romulus or Remus moon(s)
Either Romulus or Remus seems to have had at least one moon.

Saturn moons
Apart from Mimas and Titan, Saturn had several other moons, as evidenced by a display graphic of their orbits. 

Selcundi Drema planet moon
One planet in the Selcundi Drema sector was accompanied by a large companion body. 

Small barren moon (2371)
In 2371, Odo contacted his Cardassian informant on this small moon. 

Small barren moon (2375)
In 2375, Odo wanted to meet one of his Cardassian informants, Gul Russol on this small moon. Instead, he found the defecting Weyoun 6. 

Soukara moons
Soukara had at least two moons. 

Suliban planet moons
An unnamed gas giant hosting a Suliban Suliban helix could be seen to have at least one close companion. 

Tandaran moon
A moon in Tandaran space was the location of Detention Complex 26 in the 2150s. The Niburon colonies were nearby, outside the border of Tandaran space.

In 2151, a revolt led by Captain Jonathan Archer allowed all 89 Suliban prisoners at the complex to escape. 

Terra Nova moons
Terra Nova seemed to have at least two moons or close planitary companions. 

Valo I third moon
In 2368, Bajoran resistance leader Orta maintained his hidden base on the third moon of Valo I.

Volan III moon
Volan III could be seen to have at least one moon or large companion in its skies. 

Xindi-Arboreal colony
A Xindi-Arboreal colony visited by in 2153 had at least one moon. 

Vintaak system gas giant moons
An unnamed planet in the mirror universe version of the Vintaak system had several moons, one of which contained a Tholian base in 2155. 

Class 6 gas giant moons
A class 6 gas giant could be observed to have at least two moons. 

Class H moon
A class H moon located in Borg space.

In 2374, while locating a place to drop off Seven of Nine and the other Borg drones inhabiting the USS Voyager, Chakotay selected a class H moon to drop them off at. Due to Seven's intervention, this plan failed. 

Drayan II moons
In addition to its crysata, Drayan II had at least two more moons. 

Mokra homeworld moon
The Mokra homeworld has at least one moon. In 2372, the USS Voyager hid behind the moon in order to avoid detection by the Mokra Order. 

J class gas giant moons
These two moons were orbiting J class gas giant in the Gamma Quadrant. In 2372, the USS Defiant (2370) entered the atmosphere of the class J planet to rescue the crew of a Karemma ship. The Karemma were attempting to escape from two Jem'Hadar ships.

Parada IV moon
In 2370, Chief Miles O'Brien hid his runabout behind one of the seven moons of Parada IV in order to avoid detection by another Starfleet runabout. 

Penal moon
A prison moon designed to contain the Ennis and Nol-Ennis.

In 2369, the crew of the Starfleet runabout USS Yangtzee Kiang visited a moon that was determined to be the source of a narrow band subspace signal. It was orbited by a network of artificial satellites.

The moon was discovered to be a prison on which artificial microbes kept the prisoners forever alive to wage war with one another. These microbes resurrected Kai Opaka, but forced her to remain on the moon or die. Accepting her new situation as the will of the Prophets, Opaka remained behind. She hoped to teach the warring prisoners peace.