Hubble V
E500405
Hubble V is a massive, bright star-forming nebula in the Triangulum Galaxy, notable as one of the largest known H II regions in the Local Group.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hubble V canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5175933 — 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: Hubble V Context triple: [NGC 604, alternativeName, Hubble V]
-
A.
Hubble Space Telescope
The Hubble Space Telescope is a large, space-based observatory that has provided some of the most detailed images and data about the universe, revolutionizing modern astronomy and cosmology.
-
B.
Baade V
Baade V is a small lunar impact crater that forms one of the satellite craters surrounding the larger Baade crater on the Moon’s surface.
-
C.
Baade Telescope
The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
-
D.
VISTA
VISTA (Volunteers in Service to America) is a national service program in the United States that places volunteers in low-income communities to help alleviate poverty and build local capacity.
-
E.
VISTA
VISTA is a wide-field infrared survey telescope located at ESO’s Paranal Observatory in Chile, designed to map the southern sky in unprecedented detail.
- 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: Hubble V Target entity description: Hubble V is a massive, bright star-forming nebula in the Triangulum Galaxy, notable as one of the largest known H II regions in the Local Group.
-
A.
Hubble Space Telescope
The Hubble Space Telescope is a large, space-based observatory that has provided some of the most detailed images and data about the universe, revolutionizing modern astronomy and cosmology.
-
B.
Baade V
Baade V is a small lunar impact crater that forms one of the satellite craters surrounding the larger Baade crater on the Moon’s surface.
-
C.
Baade Telescope
The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
-
D.
VISTA
VISTA (Volunteers in Service to America) is a national service program in the United States that places volunteers in low-income communities to help alleviate poverty and build local capacity.
-
E.
VISTA
VISTA is a wide-field infrared survey telescope located at ESO’s Paranal Observatory in Chile, designed to map the southern sky in unprecedented detail.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
H II region
ⓘ
emission nebula ⓘ star-forming nebula ⓘ |
| belongsToCategory |
giant extragalactic H II regions
ⓘ
star-forming regions in M33 ⓘ |
| catalogDesignation | Hubble V ⓘ |
| composedOf |
dust
ⓘ
ionized hydrogen gas ⓘ |
| discoveredBy | Edwin Hubble ⓘ |
| distanceFromEarth |
approximately 2.7 million light-years
ⓘ
approximately 840 kiloparsecs ⓘ |
| emits |
nebular emission lines
ⓘ
strong hydrogen recombination lines ⓘ |
| environment | star-forming disk of M33 ⓘ |
| hasAstrophysicalProcess |
gas heating and cooling
ⓘ
photoionization ⓘ radiation pressure from massive stars ⓘ stellar winds ⓘ |
| hasNotableCharacteristic |
contains embedded star clusters
ⓘ
contains numerous young massive stars ⓘ one of the largest known H II regions in the Local Group ⓘ site of active massive star formation ⓘ |
| hasPhysicalProperty |
bright
ⓘ
giant H II complex ⓘ luminous in H-alpha ⓘ massive ⓘ |
| hasResearchInterest |
chemical abundances in the Triangulum Galaxy
ⓘ
initial mass function in giant H II regions ⓘ structure of extragalactic H II complexes ⓘ |
| hostGalaxy | NGC 598 ⓘ |
| hostGalaxyType | spiral galaxy ⓘ |
| ionizedBy |
massive O-type stars
ⓘ
young stellar population ⓘ |
| locatedIn |
M33
ⓘ
linked to:
Triangulum Galaxy
Triangulum Galaxy ⓘ |
| memberOf | Local Group ⓘ |
| namedAfter | Edwin Hubble ⓘ |
| observedBy |
Hubble Space Telescope
ⓘ
ground-based optical telescopes ⓘ radio observatories ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ radio wavelengths ⓘ |
| partOf | interstellar medium of the Triangulum Galaxy ⓘ |
| studiedFor |
feedback from massive stars
ⓘ
massive star formation in external galaxies ⓘ properties of giant H II regions ⓘ |
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: Hubble V Description of subject: Hubble V is a massive, bright star-forming nebula in the Triangulum Galaxy, notable as one of the largest known H II regions in the Local Group.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.