Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
OB association
|
| gptkbp:associatedWith |
gptkb:Cygnus_X_star-forming_region
|
| gptkbp:contains |
gptkb:B-type_stars
gptkb:O-type_stars massive stars |
| gptkbp:discoveredIn |
20th century
|
| gptkbp:distanceFromEarth |
approximately 5,000 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cygnus OB9
|
| gptkbp:locatedIn |
gptkb:Cygnus_constellation
|
| gptkbp:partOf |
gptkb:Milky_Way_galaxy
Cygnus OB association |
| gptkbp:bfsParent |
gptkb:Cygnus_X_star-forming_complex
gptkb:Cygnus_molecular_cloud_complex |
| gptkbp:bfsLayer |
7
|