Io plasma torus
E661433
The Io plasma torus is a doughnut-shaped ring of ionized gas encircling Jupiter, formed from material ejected by the volcanic moon Io and trapped in the planet’s powerful magnetic field.
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
astrophysical plasma structure
ⓘ
planetary magnetospheric feature ⓘ |
| associatedWith |
Io
NERFINISHED
ⓘ
Jupiter NERFINISHED ⓘ |
| centeredNearOrbitOf | Io NERFINISHED ⓘ |
| composedOf |
ionized gas
ⓘ
plasma ⓘ |
| contains |
doubly ionized sulfur (S III)
ⓘ
electrons ⓘ singly ionized oxygen (O II) ⓘ singly ionized sulfur (S II) ⓘ triply ionized sulfur (S IV) ⓘ |
| coRotatesWith |
Jupiter
NERFINISHED
ⓘ
Jupiter magnetic field ⓘ |
| coupledTo | Io-Jupiter flux tube ⓘ |
| discoveredBy |
Voyager 1
NERFINISHED
ⓘ
Voyager 2 NERFINISHED ⓘ |
| discoveryMethod | ultraviolet observations ⓘ |
| electronTemperature | approximately 5 electronvolts to 100 electronvolts ⓘ |
| emits |
extreme ultraviolet radiation
ⓘ
ultraviolet radiation ⓘ visible light ⓘ |
| fedBy |
Io volcanic plumes
ⓘ
volcanic activity on Io ⓘ |
| formsFrom |
neutral cloud around Io
ⓘ
sublimated sulfur dioxide from Io ⓘ |
| hasRegion |
cold torus
ⓘ
hot torus ⓘ warm torus ⓘ |
| influences | Jupiter auroras ⓘ |
| innerRadius | approximately 5.2 Jupiter radii ⓘ |
| ionizedBy |
charge exchange processes
ⓘ
electron impact ⓘ |
| locatedIn | Jovian magnetosphere ⓘ |
| massLoadingRate | approximately 1 ton per second ⓘ |
| observedBy |
Cassini spacecraft
NERFINISHED
ⓘ
Galileo spacecraft NERFINISHED ⓘ Hubble Space Telescope NERFINISHED ⓘ Juno spacecraft NERFINISHED ⓘ Voyager 1 NERFINISHED ⓘ Voyager 2 NERFINISHED ⓘ ground-based telescopes ⓘ |
| orbits | Jupiter NERFINISHED ⓘ |
| outerRadius | approximately 7.5 Jupiter radii ⓘ |
| partOf | Jupiter magnetosphere NERFINISHED ⓘ |
| plasmaDensity | up to several thousand particles per cubic centimeter ⓘ |
| playsRoleIn | Jupiter-Io electrodynamic interaction ⓘ |
| shapedAs | doughnut-shaped ring ⓘ |
| sourceMaterial | Io NERFINISHED ⓘ |
| supplies | energetic particles to Jupiter magnetosphere ⓘ |
| trappedBy | Jupiter magnetic field ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.