Phoebe ring of Saturn
E257500
The Phoebe ring of Saturn is a vast, tenuous outer ring composed of dark dust and debris likely originating from the irregular moon Phoebe, extending millions of kilometers from the planet.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Phoebe ring of Saturn canonical | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
dust ring
ⓘ
planetary ring ⓘ |
| affects | dark coloration of Iapetus leading hemisphere ⓘ |
| alignedWith | orbit of Phoebe ⓘ |
| associatedWith | Iapetus albedo dichotomy ⓘ |
| astronomicalBodyType | circumplanetary ring ⓘ |
| belongsTo | Solar System ⓘ |
| beyond | E ring of Saturn ⓘ |
| classification | faint ring ⓘ |
| color | dark ⓘ |
| composition |
debris
ⓘ
dust ⓘ |
| contains | retrograde-orbiting dust ⓘ |
| discoveredBy |
Anne J. Verbiscer
ⓘ
Douglas P. Hamilton ⓘ Michael F. Skrutskie ⓘ |
| discoveredUsing | Spitzer Space Telescope ⓘ |
| discoveryMethod | infrared observations ⓘ |
| discoveryPublication |
Nature (journal)
ⓘ
surface form:
Nature journal
|
| discoveryYear | 2009 ⓘ |
| dustAlbedo | very low ⓘ |
| dustGrainSize | micrometer-scale ⓘ |
| dustOriginProcess | micrometeoroid impacts on Phoebe ⓘ |
| dynamics | dust follows orbits similar to Phoebe ⓘ |
| extendsFrom | about 6 million kilometers from Saturn ⓘ |
| extendsTo | about 16 million kilometers from Saturn ⓘ |
| hostPlanet | Saturn ⓘ |
| inclination | about 27 degrees to Saturn’s equatorial plane ⓘ |
| innerRadius | about 6 million kilometers ⓘ |
| isPartOf | Saturn ring system ⓘ |
| likelySource | Phoebe ⓘ |
| location | outer Saturnian system ⓘ |
| namedAfter | Phoebe ⓘ |
| observedBy |
Cassini–Huygens
ⓘ
surface form:
Cassini spacecraft
Spitzer Space Telescope ⓘ |
| opticalDepth | extremely low ⓘ |
| orbitalDirection | retrograde relative to Saturn’s rotation ⓘ |
| orbits | Saturn ⓘ |
| outerRadius | about 16 million kilometers ⓘ |
| region | beyond main rings of Saturn ⓘ |
| ringType |
outer ring
ⓘ
tenuous ring ⓘ |
| shape | torus-like structure ⓘ |
| stability | maintained by continuous dust supply from Phoebe ⓘ |
| surfaceBrightness | extremely low ⓘ |
| thickness | several million kilometers ⓘ |
| visibility | detectable mainly in infrared wavelengths ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.