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Moons

115 of 461 recognized moons · JPL/IAU registry, reviewed 2 Nov 2026

Io · NASA spacecraft imagery

Jupiter

Io ↗

Volcanoes driven by tides

Europa · NASA spacecraft imagery

Jupiter

Europa ↗

An ocean beneath ice

Ganymede · NASA spacecraft imagery

Jupiter

Ganymede ↗

The largest moon

Callisto · NASA spacecraft imagery

Jupiter

Callisto ↗

An ancient impact record

Moon / designationSystemMean diameter

AmaltheaJupiter167 km HimaliaJupiter170 km ElaraJupiterSize unavailable PasiphaeJupiterSize unavailable SinopeJupiterSize unavailable LysitheaJupiterSize unavailable CarmeJupiterSize unavailable AnankeJupiterSize unavailable LedaJupiterSize unavailable ThebeJupiter98.6 km AdrasteaJupiter16.4 km MetisJupiter43 km CallirrhoeJupiterSize unavailable ThemistoJupiterSize unavailable MegacliteJupiterSize unavailable TaygeteJupiterSize unavailable ChaldeneJupiterSize unavailable HarpalykeJupiterSize unavailable KalykeJupiterSize unavailable IocasteJupiterSize unavailable ErinomeJupiterSize unavailable IsonoeJupiterSize unavailable PraxidikeJupiterSize unavailable AutonoeJupiterSize unavailable ThyoneJupiterSize unavailable HermippeJupiterSize unavailable AitneJupiterSize unavailable EurydomeJupiterSize unavailable EuantheJupiterSize unavailable EuporieJupiterSize unavailable OrthosieJupiterSize unavailable SpondeJupiterSize unavailable KaleJupiterSize unavailable PasitheeJupiterSize unavailable HegemoneJupiterSize unavailable MnemeJupiterSize unavailable AoedeJupiterSize unavailable ThelxinoeJupiterSize unavailable ArcheJupiterSize unavailable KallichoreJupiterSize unavailable HelikeJupiterSize unavailable CarpoJupiterSize unavailable EukeladeJupiterSize unavailable CylleneJupiterSize unavailable KoreJupiterSize unavailable HerseJupiterSize unavailable S/2010 J1JupiterSize unavailable S/2010 J2JupiterSize unavailable DiaJupiterSize unavailable S/2016 J1JupiterSize unavailable S/2003 J18JupiterSize unavailable S/2011 J2JupiterSize unavailable EireneJupiterSize unavailable PhilophrosyneJupiterSize unavailable S/2017 J1JupiterSize unavailable EuphemeJupiterSize unavailable S/2003 J19JupiterSize unavailable ValetudoJupiterSize unavailable S/2017 J2JupiterSize unavailable S/2017 J3JupiterSize unavailable PandiaJupiterSize unavailable S/2017 J5JupiterSize unavailable S/2017 J6JupiterSize unavailable S/2017 J7JupiterSize unavailable S/2017 J8JupiterSize unavailable S/2017 J9JupiterSize unavailable ErsaJupiterSize unavailable S/2011 J1JupiterSize unavailable S/2003 J2JupiterSize unavailable S/2003 J4JupiterSize unavailable S/2003 J9JupiterSize unavailable S/2003 J10JupiterSize unavailable S/2003 J12JupiterSize unavailable S/2003 J16JupiterSize unavailable S/2003 J23JupiterSize unavailable S/2003 J24JupiterSize unavailable S/2010 J3JupiterSize unavailable S/2010 J4JupiterSize unavailable S/2010 J5JupiterSize unavailable S/2010 J6JupiterSize unavailable S/2011 J3JupiterSize unavailable S/2011 J4JupiterSize unavailable S/2011 J5JupiterSize unavailable S/2011 J6JupiterSize unavailable S/2016 J3JupiterSize unavailable S/2016 J4JupiterSize unavailable S/2017 J10JupiterSize unavailable S/2017 J11JupiterSize unavailable S/2017 J12JupiterSize unavailable S/2017 J13JupiterSize unavailable S/2017 J14JupiterSize unavailable S/2017 J15JupiterSize unavailable S/2017 J16JupiterSize unavailable S/2017 J17JupiterSize unavailable S/2017 J18JupiterSize unavailable S/2018 J2JupiterSize unavailable S/2018 J3JupiterSize unavailable S/2018 J4JupiterSize unavailable S/2018 J5JupiterSize unavailable S/2021 J1JupiterSize unavailable S/2021 J2JupiterSize unavailable S/2021 J3JupiterSize unavailable S/2021 J4JupiterSize unavailable S/2021 J5JupiterSize unavailable S/2021 J6JupiterSize unavailable S/2021 J7JupiterSize unavailable S/2021 J8JupiterSize unavailable S/2022 J1JupiterSize unavailable S/2022 J2JupiterSize unavailable S/2022 J3JupiterSize unavailable S/2024 J1JupiterSize unavailable

Diameters use volume-equivalent mean radii, including for irregular bodies. Mean orbital elements describe an orbit; they are not live positions. Missing physical measurements remain unavailable. Pluto is a dwarf planet; its five moons are included.

Sources & measurements