Cassini Regio (dark region)

E590857

Cassini Regio is the large, dark, and heavily cratered region that covers much of one hemisphere of Saturn’s moon Iapetus.

Jump to: Surface forms Statements Referenced by

Observed surface forms (2)

Surface form Occurrences
Cassini Regio 0
Cassini Regio on Iapetus 1

Statements (47)

Predicate Object
instanceOf albedo feature
dark region
planetary surface feature
affects Iapetus global albedo dichotomy
ageCharacteristic geologically old
albedo low
belongsToCategory Regiones on moons of Saturn
Surface features of Iapetus
Surface features of Saturnian moons
catalog USGS Gazetteer of Planetary Nomenclature NERFINISHED
compositionHypothesis dark material possibly including carbonaceous compounds
dark material possibly including organics
contrastWith Roncevaux Terra NERFINISHED
Saragossa Terra NERFINISHED
bright terrain of Iapetus
coordinateSystem Iapetus coordinate system
covers much of one hemisphere of Iapetus
craterDensity high
discoveredBy Giovanni Domenico Cassini NERFINISHED
discoveredOn Iapetus discovery date 1671
eponym Giovanni Domenico Cassini NERFINISHED
extendsOver approximately 110 degrees of longitude on Iapetus
featureType regio
geologicalContext ancient cratered terrain
hasFeature abrupt albedo dichotomy
sharp brightness boundary with adjacent bright terrain
hasObservationWavelengths infrared
visible light
hemisphere leading hemisphere of Iapetus
imagedBy Cassini spacecraft NERFINISHED
locatedIn Saturn system NERFINISHED
locatedOn Iapetus NERFINISHED
namedAfter Giovanni Domenico Cassini NERFINISHED
observedBy Cassini–Huygens spacecraft NERFINISHED
Voyager 1 NERFINISHED
Voyager 2 NERFINISHED
orbitsWith Saturn NERFINISHED
originHypothesis exogenic deposition of dark material
thermal migration of ice enhancing albedo contrast
partOf Iapetus NERFINISHED
planetaryBody Iapetus NERFINISHED
shapeCharacteristic irregularly bounded region
solarSystemBodyType feature on natural satellite
surfaceCharacteristic dark
heavily cratered
system Saturnian system NERFINISHED
visibilityFromEarth detected as brightness asymmetry of Iapetus

Referenced by (2)

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

Giovanni Domenico Cassini eponymOf Cassini Regio (dark region)
this entity surface form: Cassini Regio on Iapetus
Iapetus hemisphereName Cassini Regio (dark region)