The information below can be considered general knowledge. It can be assumed that your character had an opportunity to come across this information in their travels or that if they were to 'look it up', this information would be straight forward to obtain.
This article is currently under construction, please do not use any information ICly, and inform any lorists of apparent errors.
Work in progress.
☀Ganymede is the largest of the 4 moons and is also the largest moon in the solar system . It is the 7th moons outward from the center of Jupiter