M43

E459021

M43 is a bright emission nebula in the constellation Orion, often considered part of the Orion Nebula region and associated with active star formation.

All labels observed (1)

Label Occurrences
M43 canonical 2

How this entity was disambiguated

Statements (45)

Predicate Object
instanceOf H II region
Messier object
deep-sky object
emission nebula
alsoKnownAs De Mairan's Nebula
angularSeparationFrom M42
appearsNear Orion's Sword
associatedWith star formation
bestSeenFrom mid-northern latitudes
bestSeenInSeason winter
catalogCode M43
Messier 43
NGC 1982
linked to: NGC 1977
contains interstellar dust
ionized hydrogen gas
discoveredBy Jean-Jacques d'Ortous de Mairan
discoveryCentury 18th century
hasApparentBrightness bright
hasAstrophysicalProcess gas ionization
ongoing star formation
hasFeature bright emission region
dark dust lane
hasObjectType H II emission region
hasPhysicalAssociationWith M42
hasScientificInterest massive star formation studies
nebular structure studies
inGalacticStructure Orion Arm
inGalaxy Milky Way
ionizationSource massive young stars
isNeighborOf Running Man Nebula
isPartOf Orion Molecular Cloud Complex
isPartOfRegion Orion Nebula region
isTargetFor amateur astronomers
astrophotographers
professional astronomers
locatedInConstellation Orion
namedAfter Jean-Jacques d'Ortous de Mairan
nebulaType diffuse nebula
observedIn infrared wavelengths
optical wavelengths
radio wavelengths
partOf Orion Nebula complex
skyLocation Orion's Sword region
linked to: Orion's Sword
visibleFromHemisphere Northern Hemisphere
Southern Hemisphere

How these facts were elicited

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Orion containsDeepSkyObject M43
subject linked to: Orion constellation