List of geological features on Europa explained

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.

Chaos

On Europa, regions of chaotic terrain are named after places in Celtic mythology.

Chaos Pronounced Coordinates Diameter (km) Approval Date Named After Refs
26 2007 Isle of Arran, Scotland
143.7 1997 Connemara, Ireland
116 2003
20 2007 Narberth, Wales
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 the bull.

Flexus Pronounced Coordinates Diameter (km) Approval Date Named After Refs
1312 1979
793 1985
940 1979
242 1985
1133 1979

Fossae

Fossae are named after ancient Celtic ancient stone rows.

Fossa Pronounced Coordinates Diameter (km) Approval Date Named After Refs
882 28 May 2019 Beenalaght stone row, County Cork, Ireland
407 28 May 2019 Eightercua stone row, County Kerry, Ireland
410 28 May 2019 Kerlescan stone row, Carnac, Brittany
191 28 May 2019 Kermario stone row, Carnac, Brittany
920 28 May 2019 Maughanasilly stone row, County Cork, Ireland
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
107 1997 Callanish, Scotland
Tyre
(formerly listed as a macula)
149 1997

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
30 1997
35 2003
107 1997
95 1979
180.2 1979

Mensae

See main article: Mensa (geology).

Mensa Coordinates Diameter (km) Approval Date Named After Refs
34 2019 Belenos, Italian Celtic sun god
49.72 2019 Borvo, Gallic god of healing
42 2019 Grannus, Romano-Celtic god of healing

Regiones

Europan regiones (regions) are named after locations in Celtic mythology.

Regio Pronounced Coordinates Diameter (km) Approval Date Named After Refs
2300 11 May 2007 Annwn, Welsh otherworld
1900 2003 Argadnel, Celtic paradise
2500 11 May 2007 Balgatan Pass from Celtic mythology
1750 11 May 2007
2500 11 May 2007 Inis Fer Falga, Irish legendary island
483 1997 Magh Tuiredh, Irish battle site
2000 11 May 2007
Tara Regio 1780 11 May 2007 Hill of Tara, Ireland

External links