Statements (30)
| Predicate | Object |
|---|---|
| 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:WD_2226-210
white dwarf |
| 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
|
| https://www.w3.org/2000/01/rdf-schema#label |
Helix Nebula
|
| 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:Planetary_nebula
|
| gptkbp:bfsLayer |
6
|