Loop I
E459065
Loop I is a large, nearby interstellar superbubble in the Milky Way, associated with expanding gas and dust shells likely driven by past supernovae and stellar winds.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Loop I canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4618081 — 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: Loop I Context triple: [Loop I superbubble, catalogCode, Loop I]
-
A.
A Loop
A Loop is a modern streetcar route in Portland, Oregon, that provides circulator service through the central city and adjacent neighborhoods as part of the Portland Streetcar system.
-
B.
Loop
The Loop is Chicago’s central business district and downtown core, known for its dense cluster of skyscrapers, cultural institutions, and historic elevated train system.
-
C.
Loop
Loop is a Microsoft 365 collaborative workspace app that lets teams create, share, and co-edit dynamic content blocks in real time across Microsoft’s productivity tools.
-
D.
Loopt
Loopt was an early location-based social networking mobile app startup that allowed users to share their real-time location with friends.
-
E.
Iven
Iven is the given name of Iven C. Kincheloe Jr., a noted American test pilot and Korean War flying ace.
- 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: Loop I Target entity description: Loop I is a large, nearby interstellar superbubble in the Milky Way, associated with expanding gas and dust shells likely driven by past supernovae and stellar winds.
-
A.
A Loop
A Loop is a modern streetcar route in Portland, Oregon, that provides circulator service through the central city and adjacent neighborhoods as part of the Portland Streetcar system.
-
B.
Loop
The Loop is Chicago’s central business district and downtown core, known for its dense cluster of skyscrapers, cultural institutions, and historic elevated train system.
-
C.
Loop
Loop is a Microsoft 365 collaborative workspace app that lets teams create, share, and co-edit dynamic content blocks in real time across Microsoft’s productivity tools.
-
D.
Loopt
Loopt was an early location-based social networking mobile app startup that allowed users to share their real-time location with friends.
-
E.
Iven
Iven is the given name of Iven C. Kincheloe Jr., a noted American test pilot and Korean War flying ace.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
Galactic radio loop
ⓘ
interstellar superbubble ⓘ |
| affects |
distribution of local interstellar gas
ⓘ
foreground emission in cosmic microwave background observations ⓘ |
| age | several million years (order of magnitude) ⓘ |
| alignedWith | large-scale Galactic magnetic field ⓘ |
| angularSize | tens of degrees on the sky ⓘ |
| appearsAs | large radio continuum loop on the sky ⓘ |
| associatedWith |
Scorpius–Centaurus OB association
NERFINISHED
ⓘ
expanding dust shells ⓘ expanding gas shells ⓘ |
| catalogCode | Radio Loop I NERFINISHED ⓘ |
| centeredNear | Scorpius–Centaurus region NERFINISHED ⓘ |
| contributesTo |
Galactic diffuse X-ray background
NERFINISHED
ⓘ
Galactic synchrotron emission ⓘ |
| distanceFromEarth | approximately 100 to 200 parsecs ⓘ |
| drivenBy |
past supernova explosions
ⓘ
stellar winds ⓘ |
| hasComponent |
hot ionized gas
ⓘ
interstellar dust ⓘ neutral gas ⓘ |
| hasPhysicalProcess |
compression of interstellar magnetic fields
ⓘ
shock waves from supernova remnants ⓘ |
| hasUncertain |
exact distance
ⓘ
exact three-dimensional geometry ⓘ |
| locatedIn |
Milky Way
ⓘ
local interstellar medium ⓘ |
| observedIn |
X-ray wavelengths
ⓘ
gamma-ray wavelengths ⓘ microwave wavelengths ⓘ radio wavelengths ⓘ |
| partOf | Galactic halo structures ⓘ |
| relatedTo |
Local Bubble (via local ISM structure)
NERFINISHED
ⓘ
North Polar Spur NERFINISHED ⓘ |
| studiedIn |
X-ray astronomy
NERFINISHED
ⓘ
gamma-ray astronomy ⓘ radio astronomy ⓘ |
| thoughtToBe |
cavity in the interstellar medium
ⓘ
superbubble blown by multiple supernovae ⓘ |
| usedAs |
foreground template in CMB foreground modeling
ⓘ
probe of local interstellar medium structure ⓘ |
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: Loop I Description of subject: Loop I is a large, nearby interstellar superbubble in the Milky Way, associated with expanding gas and dust shells likely driven by past supernovae and stellar winds.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.