Vega 2
E471831
Vega 2 was a Soviet space probe launched in 1984 that conducted flybys of Venus and Halley’s Comet, studying their atmospheres and environments as part of the Vega program.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Vega 2 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4780834 — 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: Vega 2 Context triple: [Venera missions, spacecraftSeries, Vega 2]
-
A.
Vega 1
Vega 1 was a Soviet space probe launched in 1984 that conducted a flyby of Venus and deployed a lander and balloon into its atmosphere before continuing on to study Halley’s Comet.
-
B.
Yle Vega
Yle Vega is a Finnish Swedish-language radio channel operated by the national public broadcaster Yleisradio (Yle), offering news, culture, and entertainment programming.
-
C.
Vanguard 2
Vanguard 2 is an early American Earth-orbiting satellite, launched in 1959 to measure cloud cover and improve understanding of Earth’s weather and atmospheric conditions.
-
D.
Viking 2
Viking 2 was a NASA spacecraft and lander that conducted scientific investigations on the surface of Mars as part of the Viking program in the 1970s.
-
E.
Venera 9
Venera 9 was a Soviet spacecraft that became the first human-made probe to successfully return images from the surface of Venus.
- 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: Vega 2 Target entity description: Vega 2 was a Soviet space probe launched in 1984 that conducted flybys of Venus and Halley’s Comet, studying their atmospheres and environments as part of the Vega program.
-
A.
Vega 1
Vega 1 was a Soviet space probe launched in 1984 that conducted a flyby of Venus and deployed a lander and balloon into its atmosphere before continuing on to study Halley’s Comet.
-
B.
Yle Vega
Yle Vega is a Finnish Swedish-language radio channel operated by the national public broadcaster Yleisradio (Yle), offering news, culture, and entertainment programming.
-
C.
Vanguard 2
Vanguard 2 is an early American Earth-orbiting satellite, launched in 1959 to measure cloud cover and improve understanding of Earth’s weather and atmospheric conditions.
-
D.
Viking 2
Viking 2 was a NASA spacecraft and lander that conducted scientific investigations on the surface of Mars as part of the Viking program in the 1970s.
-
E.
Venera 9
Venera 9 was a Soviet spacecraft that became the first human-made probe to successfully return images from the surface of Venus.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
comet probe
ⓘ
interplanetary spacecraft ⓘ planetary probe ⓘ space probe ⓘ uncrewed spacecraft ⓘ |
| bus | Venera-type spacecraft bus ⓘ |
| carries |
Venus entry probe
ⓘ
Venus lander ⓘ balloon aerostat for Venus atmosphere ⓘ |
| closestApproachToHalleyDate | 1986-03-09 ⓘ |
| closestApproachToHalleyDistance | about 8,030 kilometers ⓘ |
| closestApproachToVenusDate | 1985-06-15 ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| flybyOf |
1P/Halley
ⓘ
linked to:
Halley’s Comet
Venus ⓘ |
| launchDate | 1984-12-21 ⓘ |
| launchSite |
Baikonur Cosmodrome
ⓘ
Baikonur Cosmodrome Site 200/40 ⓘ
linked to:
Baikonur Cosmodrome
|
| launchVehicle |
Proton-K rocket
ⓘ
linked to:
Proton rocket
|
| manufacturer |
Lavochkin Association
ⓘ
linked to:
Lavochkin design bureau
|
| missionObjective |
study Halley’s Comet coma and tail
ⓘ
study Halley’s Comet nucleus ⓘ study Venus atmosphere ⓘ study Venus surface conditions via lander ⓘ |
| missionType |
Halley’s Comet flyby
ⓘ
Venus atmospheric entry ⓘ Venus flyby ⓘ |
| operator |
Lavochkin Association
ⓘ
linked to:
Lavochkin design bureau
Soviet Academy of Sciences ⓘ |
| partOf |
Vega program
ⓘ
linked to:
Vega launch vehicle programme
|
| powerSource | solar panels ⓘ |
| precededBy | Vega 1 ⓘ |
| program | Vega ⓘ |
| scientificInstrumentsInclude |
dust detectors
ⓘ
imaging system ⓘ magnetometer ⓘ plasma instruments ⓘ radio science experiment ⓘ spectrometers ⓘ |
| spacecraftType | Vega-class probe ⓘ |
| status | mission completed ⓘ |
| studied |
Venus atmospheric dynamics
ⓘ
Venus cloud structure ⓘ Venus temperature and pressure profiles ⓘ composition of Halley’s Comet coma ⓘ dust environment near Halley’s Comet ⓘ |
| target |
Halley’s Comet
ⓘ
Venus ⓘ |
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: Vega 2 Description of subject: Vega 2 was a Soviet space probe launched in 1984 that conducted flybys of Venus and Halley’s Comet, studying their atmospheres and environments as part of the Vega program.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.