Ganymede
Ganymede was the largest moon of Jupiter, the fifth planet of the Sol system. It had a diameter of 3,627 miles (5,837 kilometers). It was one of the Galilean moons.

In the 23rd century, this moon was inhabited. In 2268, Montgomery Scott of the Federation starship  mentioned a mysterious "green drink" he found on Ganymede, and later shared with the Kelvan Tomar. (; )

In early 2366, a painting of Ganymede's surface was displayed on a wall in the observation lounge of the . ()

Appendices

Background information 
The painting was done by Rick Sternbach for a book cover. It originally included Jupiter.

Apocrypha 
Ganymede was mentioned in the reference book Starfleet Medical Reference Manual (pp. 14, 19) as the place where a cancer-inhibiting plant compound was discovered. Topaline was also first discovered by Humans on the moon in 2021.

External links 
 
 

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Moons
Sol system