Ring Nebula

URI: https://gptkb.org/entity/Ring_Nebula
GPTKB entity
Statements (30)
Predicate Object
gptkbp:instanceOf gptkb:planetary_nebula
gptkbp:alsoKnownAs gptkb:Messier_57
gptkb:NGC_6720
gptkb:M57
gptkbp:angularSize about 1.3 arcminutes
gptkbp:apparentMagnitude 8.8
15.75
gptkbp:catalogue gptkb:Messier_Catalogue
gptkb:New_General_Catalogue
gptkbp:centralStarType white dwarf
gptkbp:declination +33° 01′ 45.03″
gptkbp:diameter about 1 light-year
gptkbp:discoveredBy gptkb:Antoine_Darquier_de_Pellepoix
gptkb:Charles_Messier
gptkbp:discoveredIn 1779
gptkbp:distanceFromEarth about 2,300 light-years
gptkbp:epoch gptkb:J2000
gptkbp:featuredIn gptkb:Messier_objects
gptkb:NGC_objects
gptkbp:hasViewOf amateur telescopes
https://www.w3.org/2000/01/rdf-schema#label Ring Nebula
gptkbp:locatedIn constellation Lyra
gptkbp:notableFor distinct ring shape
gptkbp:observedBy gptkb:Hubble_Space_Telescope
gptkbp:partOf gptkb:Milky_Way_Galaxy
gptkbp:rightAscension 18h 53m 35.079s
gptkbp:shape elliptical ring
gptkbp:spectralType O-type (central star)
gptkbp:bfsParent gptkb:Titan
gptkbp:bfsLayer 5