This is a list of named geological features on Europa, a moon of the planet Jupiter. Craters and lineae are listed on separate pages: list of craters on Europa and list of lineae on Europa.
Cavi Cavi are irregular steep-sided depressions that do not seem to be impact craters.
Cavus Pronounced Coordinates Diameter (km) Approval Date Named After Refs Moyle Cavus 145 2019 Moyle, a cold sea where the children of Lir (Llyr) spent three hundred years as swans
Chaos
On Europa, regions of chaotic terrain are named after places in Celtic mythology.
Chaos Pronounced Coordinates Diameter (km) Approval Date Named After Refs Arran Chaos 26 2007 Isle of Arran, Scotland Conamara Chaos 143.7 1997 Connemara, Ireland Murias Chaos 116 2003 Murias Narberth Chaos 20 2007 Narberth, Wales Rathmore Chaos 57 2007 Rathmore, Ireland
Flexūs
A flexus is a low, curved ridge with a scalloped pattern. Europan flexūs are named after the places visited by Europa during her journey with Zeus who was in the form of a bull.
Flexus Pronounced Coordinates Diameter (km) Approval Date Named After Refs Cilicia Flexus 1312 1979 Cilicia Delphi Flexus 793 1985 Delphi Gortyna Flexus 940 1979 Gortȳna Phocis Flexus 242 1985 Phocis Sidon Flexus 1133 1979 Sidon
Fossae Fossae are named after ancient Celtic ancient stone rows.
Fossa Pronounced Coordinates Diameter (km) Approval Date Named After Refs Beenalaght Fossa 882 28 May 2019 Beenalaght stone row, County Cork, Ireland Eightercua Fossa 407 28 May 2019 Eightercua stone row, County Kerry, Ireland Kerlescan Fossae 410 28 May 2019 Kerlescan stone row, Carnac, Brittany Kermario Fossae 191 28 May 2019 Kermario stone row, Carnac, Brittany Maughanasilly Fossa 920 28 May 2019 Maughanasilly stone row, County Cork, Ireland Ménec Fossae 33 28 May 2019 Ménec stone row, Carnac, Brittany
Large ringed features
These impact structures are named after important locations in ancient history.
Large Ringed Features Pronounced Coordinates Diameter (km) Approval Date Named After Refs Callanish 107 1997 Callanish, Scotland Tyre (formerly listed as a macula) 149 1997 Tyre, Lebanon
Maculae
Europan maculae (dark spots) are named after locations in Greek mythology, especially in the legend of Cadmus and his search for his sister, Europa.
Macula Pronounced Coordinates Diameter (km) Approval Date Named After Refs Boeotia Macula 30 1997 Boeotia Castalia Macula 35 2003 Castalia Cyclades Macula 107 1997 Cyclades Thera Macula 95 1979 Thera Thrace Macula 180.2 1979 Thrace
Mensae
Mensa Coordinates Diameter (km) Approval Date Named After Refs Belenos Mensa 34 2019 Belenos, Italian Celtic sun god Borvo Mensa 49.72 2019 Borvo, Gallic god of healing Grannus Mensa 42 2019 Grannus, Romano-Celtic god of healing
Quadrangles
The surface of Europa has been divided into 15 quadrangles or sections. NameNumberLatitudeLongitudeRefOgmaJe165-90° N0-360° WMurias ChaosJe221-66° N0-90° WTyreJe321-66° N90-180° WRhadamanthys LineaJe421-66° N180-270° WAnnwn RegioJe521-66° N270-360° WEuphemus LineaJe622° N-22° S0-72° WBrigidJe722° N-22° S72-144° WCilixJe822° N-22° S144-216° WCastalia MaculaJe922° N-22° S216-288° WCallanishJe1022° N-22° S288-360° WButterdon LineaJe1121-66° S0-90° WTaliesinJe1221-66° S90-180° WAgenor LineaJe1321-66° S180-270° WPwyllJe1421-66° S270-360° WSidon FlexusJe1565-90° S0-360° W
Regiones
Europan regiones (regions) are named after locations in Celtic mythology.
Regio Pronounced Coordinates Diameter (km) Approval Date Named After Refs Annwn Regio 2300 11 May 2007 Annwn, Welsh otherworld Argadnel Regio 1900 2003 Argadnel, Celtic paradise Balgatan Regio 2500 11 May 2007 Balgatan Pass from Celtic mythology Dyfed Regio 1750 11 May 2007 Kingdom of Dyfed Falga Regio 2500 11 May 2007 Inis Fer Falga, Irish legendary island Moytura Regio 483 1997 Magh Tuiredh, Irish battle site Powys Regio 2000 11 May 2007 Kingdom of Powys Tara Regio 1780 11 May 2007 Hill of Tara, Ireland
References
External links
USGS, IAU: Europa nomenclature