Properties (60)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
stellar association
|
| gptkbp:age |
approximately 3 million years
|
| gptkbp:associatedWith |
gptkb:Cygnus_constellation
|
| gptkbp:contains |
young stars
massive stars |
| gptkbp:hasFacilities |
several thousand solar masses
|
| gptkbp:hasMember |
multiple O-type stars
|
| gptkbp:hasType |
gptkb:OB_association
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cygnus OB12 association
|
| gptkbp:includes |
gptkb:Cygnus_X-1
HD 227018 HD 227054 HD 227081 |
| gptkbp:isAccessibleBy |
with binoculars
|
| gptkbp:isAssociatedWith |
gptkb:the_Pelican_Nebula
supernova remnants H II regions dark nebulae the_Cygnus_Rift the_Gamma_Cygni_region |
| gptkbp:isConnectedTo |
the Cygnus OB1 association
other_OB_associations |
| gptkbp:isConsidered |
a region of active star formation
|
| gptkbp:isHomeTo |
gptkb:Wolf-Rayet_stars
multiple star systems massive star clusters numerous variable stars multiple emission nebulae multiple_Wolf-Rayet_stars |
| gptkbp:isInfluencedBy |
stellar winds
supernova explosions |
| gptkbp:isKnownFor |
its bright stars
its high rate of star formation its massive stellar population |
| gptkbp:isLocatedIn |
the_Cygnus_constellation
|
| gptkbp:isLocatedNear |
gptkb:Cygnus_X-3
gptkb:the_North_America_Nebula the Veil Nebula |
| gptkbp:isNotableFor |
star formation
its young stellar objects its high stellar density |
| gptkbp:isPartOf |
gptkb:Cygnus_constellation
the Gould Belt Cygnus region the_Galactic_plane the_Cygnus-X_region the_Cygnus_constellation's_star-forming_regions the_Galactic_disk the_Orion_Arm |
| gptkbp:isRelatedTo |
star clusters
|
| gptkbp:isServedBy |
optical wavelengths
infrared_wavelengths |
| gptkbp:isStudiedIn |
astrophysics
stellar evolution stellar astrophysics its star formation history its dynamics |
| gptkbp:isSurroundedBy |
interstellar medium
|
| gptkbp:length |
approximately 1,500 light years
|
| gptkbp:locatedIn |
Milky Way
|