NGC 1976
E506956
NGC 1976, better known as the Orion Nebula (M42), is a bright, nearby emission nebula in the constellation Orion and one of the most studied stellar nurseries in the night sky.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NGC 1976 canonical | 2 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
H II region
ⓘ
Messier object ⓘ emission nebula ⓘ |
| alsoKnownAs |
M42
NERFINISHED
ⓘ
Messier 42 NERFINISHED ⓘ Orion Nebula NERFINISHED ⓘ |
| angularSize | about 65×60 arcminutes ⓘ |
| apparentMagnitudeV | about 4.0 ⓘ |
| catalogCode |
M42
NERFINISHED
ⓘ
NGC 1976 NERFINISHED ⓘ Sh 2-281 NERFINISHED ⓘ |
| contains |
brown dwarfs
ⓘ
ionized hydrogen gas ⓘ molecular clouds ⓘ protoplanetary disks ⓘ protostars ⓘ young stars ⓘ |
| declination | −05° 23′ ⓘ |
| discoveredBy | Nicolas-Claude Fabri de Peiresc NERFINISHED ⓘ |
| discoveryYear | 1610 ⓘ |
| distanceFromEarth |
about 1340 light-years
ⓘ
about 410 parsecs ⓘ |
| emits | strong hydrogen-alpha radiation ⓘ |
| excitedBy |
Theta1 Orionis C
NERFINISHED
ⓘ
massive O-type stars ⓘ |
| hasAge | about 1–3 million years for its youngest stars ⓘ |
| hasComponent | Trapezium Cluster NERFINISHED ⓘ |
| hasRole | laboratory for studying star formation ⓘ |
| is |
one of the brightest nebulae in the night sky
ⓘ
one of the closest massive star-forming regions to Earth ⓘ one of the most studied star-forming regions ⓘ visible to the naked eye ⓘ |
| locatedIn |
Milky Way
ⓘ
Orion Arm NERFINISHED ⓘ |
| locatedInConstellation | Orion NERFINISHED ⓘ |
| near |
NGC 1982
NERFINISHED
ⓘ
Running Man Nebula NERFINISHED ⓘ |
| observedBy |
Chandra X-ray Observatory
NERFINISHED
ⓘ
Hubble Space Telescope NERFINISHED ⓘ Spitzer Space Telescope NERFINISHED ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ radio wavelengths ⓘ |
| partOf | Orion Molecular Cloud Complex NERFINISHED ⓘ |
| regionType | stellar nursery ⓘ |
| rightAscension | 05h 35m ⓘ |
| spectralTypeDominantExcitingStar | O6 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: NGC 1976 Description of subject: NGC 1976, better known as the Orion Nebula (M42), is a bright, nearby emission nebula in the constellation Orion and one of the most studied stellar nurseries in the night sky.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.