Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:apparentMagnitude |
7.0
|
| gptkbp:catalogueNumber |
gptkb:NGC_7538
|
| gptkbp:contains |
infrared sources
massive young stellar objects largest known protostar |
| gptkbp:declination |
+61° 28′ 10″
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1787
|
| gptkbp:distanceFromEarth |
9100 light-years
|
| gptkbp:locatedIn |
gptkb:constellation_Cepheus
|
| gptkbp:notableFor |
gptkb:giant_protostar_NGC_7538_S
massive star formation |
| gptkbp:observedBy |
infrared
|
| gptkbp:partOf |
gptkb:Perseus_Arm
|
| gptkbp:rightAscension |
23h 13m 45s
|
| gptkbp:bfsParent |
gptkb:Perseus_Arm
gptkb:Cepheus gptkb:Cepheus_constellation |
| gptkbp:bfsLayer |
7
|
| http://www.w3.org/2000/01/rdf-schema#label |
NGC 7538
|