De Mairan's Nebula
E1343768
UNEXPLORED
De Mairan's Nebula is a bright emission nebula located on the outskirts of the Orion Nebula, often considered a detached extension of that larger star-forming region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| De Mairan's Nebula canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T18770928 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: De Mairan's Nebula Context triple: [Orion, containsNebula, De Mairan's Nebula]
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A.
Merope Nebula
The Merope Nebula is a bright reflection nebula in the Pleiades star cluster, illuminated by and surrounding the hot blue star Merope in the constellation Taurus.
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B.
Medusa Nebula
Medusa Nebula is a large, faint planetary nebula in the constellation Gemini, known for its filamentary, serpentine structures that inspired its mythological name.
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C.
Swan Nebula
The Swan Nebula, also known as M17 or the Omega Nebula, is a bright star-forming emission nebula in the constellation Sagittarius, rich in gas, dust, and young massive stars.
-
D.
Heart Nebula
The Heart Nebula is a vast emission nebula in the constellation Cassiopeia, known for its heart-like shape and active star-forming regions.
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E.
Seagull Nebula
The Seagull Nebula is a large, bird-shaped emission nebula and star-forming region located along the border of the constellations Monoceros and Canis Major.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: De Mairan's Nebula Target entity description: De Mairan's Nebula is a bright emission nebula located on the outskirts of the Orion Nebula, often considered a detached extension of that larger star-forming region.
-
A.
Merope Nebula
The Merope Nebula is a bright reflection nebula in the Pleiades star cluster, illuminated by and surrounding the hot blue star Merope in the constellation Taurus.
-
B.
Medusa Nebula
Medusa Nebula is a large, faint planetary nebula in the constellation Gemini, known for its filamentary, serpentine structures that inspired its mythological name.
-
C.
Swan Nebula
The Swan Nebula, also known as M17 or the Omega Nebula, is a bright star-forming emission nebula in the constellation Sagittarius, rich in gas, dust, and young massive stars.
-
D.
Heart Nebula
The Heart Nebula is a vast emission nebula in the constellation Cassiopeia, known for its heart-like shape and active star-forming regions.
-
E.
Seagull Nebula
The Seagull Nebula is a large, bird-shaped emission nebula and star-forming region located along the border of the constellations Monoceros and Canis Major.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Orion constellation