W3
E476475
W3 is a massive, active star-forming molecular cloud complex in the Perseus Arm of the Milky Way, known for hosting numerous young stellar objects and compact H II regions.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
H II region complex
ⓘ
giant molecular cloud ⓘ molecular cloud complex ⓘ star-forming region ⓘ |
| associatedWith |
W4
ⓘ
W5 ⓘ |
| catalogDesignation | W3 ⓘ |
| celestialObjectType | massive star-forming molecular cloud ⓘ |
| contains |
compact H II regions
ⓘ
dense molecular cores ⓘ embedded star clusters ⓘ infrared sources ⓘ massive protostars ⓘ young stellar objects ⓘ |
| discoveredBy | radio observations of H II regions ⓘ |
| distanceFromEarth |
about 2 kiloparsecs
ⓘ
about 6,000 light-years ⓘ |
| galacticStructureRole | tracer of Perseus Arm structure ⓘ |
| hasDust | interstellar dust ⓘ |
| hasEnvironment | massive OB association environment ⓘ |
| hasFeature |
maser sources
ⓘ
photodissociation regions ⓘ ultracompact H II regions ⓘ |
| hasGasComponent |
carbon monoxide
ⓘ
molecular hydrogen ⓘ |
| hasStarFormationActivity | high ⓘ |
| hasStarFormationHistory | sequential star formation ⓘ |
| hasStarFormationTrigger | feedback from massive stars ⓘ |
| hasSubregion |
AFGL 333
NERFINISHED
ⓘ
IC 1795 NERFINISHED ⓘ W3 Main ⓘ W3 North ⓘ W3(OH) NERFINISHED ⓘ |
| locatedIn |
Milky Way
ⓘ
Perseus Arm NERFINISHED ⓘ |
| locatedInConstellation | Cassiopeia NERFINISHED ⓘ |
| observedIn |
infrared wavelengths
ⓘ
radio wavelengths ⓘ submillimeter wavelengths ⓘ |
| partOf | W3/W4/W5 complex ⓘ |
| starFormationMode |
clustered
ⓘ
massive star formation ⓘ |
| studiedFor |
cluster formation
ⓘ
feedback-regulated star formation ⓘ massive star formation processes ⓘ |
| tracedBy |
CO emission
ⓘ
dust continuum emission ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.