Ligeia Mare

E49257

Ligeia Mare is one of the largest known hydrocarbon seas on Saturn’s moon Titan, composed primarily of liquid methane and ethane.

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Statements (47)

Predicate Object
instanceOf extraterrestrial sea
hydrocarbon sea
surface feature on Titan
associatedWithProcess Titan methane cycle
evaporation and precipitation of hydrocarbons
belongsToSystem Saturn
surface form: Saturn system
celestialBody Titan
chemicalEnvironment reducing
composedPrimarilyOf liquid ethane
liquid methane
contains hydrocarbons
coordinateSystem Titan planetocentric coordinates
discoveredBy Cassini–Huygens
surface form: Cassini–Huygens mission
environmentType cryogenic hydrocarbon environment
featureType mare
fluidType non-water liquid
hasApproximateArea about 126000 square kilometers
hasBathymetry measured depths by radar sounding
hasNeighbor Kraken Mare
Punga Mare
hasScientificInterest climate and weather patterns on Titan
potential habitability of hydrocarbon solvents
hasShoreline complex coastline
imagedIn radar wavelengths
isLargerThan Lake Superior
isOneOf largest known seas on Titan
locatedIn northern hemisphere of Titan
locatedInAtmosphericContext dense nitrogen–methane atmosphere of Titan
locatedNear Titan’s north polar seas
surface form: Titan’s north pole
locatedOn Titan
mappedBy Cassini–Huygens
surface form: Cassini radar altimetry
maximumDepthEstimate hundreds of meters
namedAfter Ligeia
nameOrigin Ligeia from Greek mythology
observedBy Cassini–Huygens
surface form: Cassini spacecraft
observedUsing Cassini–Huygens
surface form: Cassini radar instrument
orbitsWithPrimary Saturn
partOf Titan’s north polar seas
surface form: Titan northern polar lake district
phaseOfMethane liquid methane at Titan surface conditions
pressureCondition about 1.5 bar at Titan surface
studiedFor comparative planetology of seas and lakes
prebiotic chemistry
surfaceGravityContext low gravity environment of Titan
surfaceInteraction contact with Titan icy crust
surfaceState liquid
temperatureCondition cryogenic
temperatureEstimate around 90 to 95 Kelvin

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Punga Mare hasNeighbor Ligeia Mare
Titan majorSea Ligeia Mare