|
gptkbp:instanceOf
|
gptkb:planetary_nebula
|
|
gptkbp:angularSize
|
~25 arcminutes
|
|
gptkbp:apparentMagnitude
|
7.6
|
|
gptkbp:catalogueNumber
|
gptkb:NGC_7293
gptkb:Caldwell_63
PK 036-57 1
PNG 036.1-57.1
|
|
gptkbp:centralStarType
|
gptkb:white_dwarf
gptkb:WD_2226-210
|
|
gptkbp:contains
|
ionized gas
cometary knots
|
|
gptkbp:diameter
|
~2.5 light-years
|
|
gptkbp:discoveredBy
|
gptkb:Karl_Ludwig_Harding
|
|
gptkbp:discoveredIn
|
1824
|
|
gptkbp:distanceFromEarth
|
~650 light-years
|
|
gptkbp:form
|
expelled outer layers of dying star
|
|
gptkbp:locatedIn
|
gptkb:constellation_Aquarius
|
|
gptkbp:nickname
|
gptkb:Eye_of_God
|
|
gptkbp:otherName
|
gptkb:NGC_7293
gptkb:Caldwell_63
|
|
gptkbp:partOf
|
gptkb:Milky_Way
|
|
gptkbp:photographed
|
gptkb:Spitzer_Space_Telescope
gptkb:Hubble_Space_Telescope
gptkb:GALEX
|
|
gptkbp:shape
|
ring-shaped
|
|
gptkbp:spectralType
|
O(H)
|
|
gptkbp:visibleToNakedEye
|
yes
|
|
gptkbp:bfsParent
|
gptkb:NGC_7293
gptkb:C63_(NGC_7293,_Helix_Nebula)
gptkb:Eye_of_God
gptkb:The_Eye_of_God
|
|
gptkbp:bfsLayer
|
7
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Helix Nebula
|