questionedithistorytranslationsCurrent version This is the accepted version. added by Ninjai March 28, 2018, 2:57 p.m. What is the largest moon of Jupiter? IoCallistoGanymedeEuropaGanymede is the largest and most massive moon of Jupiter and in the Solar System. It has a diameter of 5,268 km and is 8% larger than the planet Mercury, although only 45% as massive.NinjaiShare and bring new players to the game!0Very uninterestingToo difficultPoorly writtenIncorrect or questionableCorrect this questionwikipedia → Ganymede (moon)3Very interesting! wikipedia → Ganymede (moon)reach: rather globalastronomyVotes +3 Very interesting! globalquiz.org