Monoceros OB2 association
E450956
Monoceros OB2 association is a large stellar grouping in the constellation Monoceros, notable for its young, massive stars and active star-forming regions such as the Rosette Nebula.
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
OB association
ⓘ
stellar association ⓘ |
| age | a few million years ⓘ |
| associatedWith |
Rosette Molecular Cloud
NERFINISHED
ⓘ
active star formation ⓘ |
| constellation | Monoceros NERFINISHED ⓘ |
| contains |
H II regions
NERFINISHED
ⓘ
NGC 2244 NERFINISHED ⓘ OB-type stars ⓘ Rosette Nebula NERFINISHED ⓘ early-type stars ⓘ embedded young stellar objects ⓘ molecular clouds ⓘ pre-main-sequence stars ⓘ young massive stars ⓘ |
| distanceFromEarth |
about 1.5 kiloparsecs
ⓘ
about 5000 light-years ⓘ |
| galacticLatitudeApprox | about -2 degrees ⓘ |
| galacticLongitudeApprox | about 206 degrees ⓘ |
| hasAlternativeName | Mon OB2 NERFINISHED ⓘ |
| hasCharacteristic |
large spatial extent
ⓘ
loose stellar grouping ⓘ massive star formation ⓘ young stellar population ⓘ |
| hasMemberType |
B-type stars
ⓘ
Herbig Ae/Be stars NERFINISHED ⓘ O-type stars ⓘ T Tauri stars NERFINISHED ⓘ |
| hasRole |
laboratory for massive star formation studies
ⓘ
laboratory for triggered star formation studies ⓘ |
| hasSubregion | central cluster NGC 2244 ⓘ |
| ionizes | Rosette Nebula gas ⓘ |
| isPartOf | local spiral structure of the Milky Way ⓘ |
| locatedIn |
Milky Way
ⓘ
Orion Arm NERFINISHED ⓘ |
| namedAfter | constellation Monoceros ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ radio wavelengths ⓘ |
| partOf | Monoceros star-forming complex NERFINISHED ⓘ |
| surrounds | Rosette Nebula cavity ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.