VLS launch vehicle program
E827559
The VLS launch vehicle program was Brazil’s primary effort to develop an indigenous satellite launch capability through a series of solid-fueled rockets.
All labels observed (4)
| Label | Occurrences |
|---|---|
| VLS-1 | 3 |
| VLM launch vehicle program | 1 |
| VLS launch vehicle program canonical | 1 |
| VLS-1B | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9890160 — 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: VLS launch vehicle program Context triple: [Brazilian Space Agency, notableProject, VLS launch vehicle program]
-
A.
Vega launch vehicle programme
The Vega launch vehicle programme is a European initiative to develop and operate a small, solid-fuel rocket system for placing light payloads into low Earth orbit.
-
B.
Evolved Expendable Launch Vehicle program
The Evolved Expendable Launch Vehicle program was a U.S. Air Force initiative to develop a new generation of cost-effective, reliable expendable rockets for launching military and government payloads into space.
-
C.
Vanguard rocket
The Vanguard rocket was an early American expendable launch vehicle developed in the 1950s to place the first U.S. satellites into orbit during the early years of the Space Race.
-
D.
Epsilon launch vehicle
The Epsilon launch vehicle is a Japanese solid-fuel rocket designed for cost-effective, small satellite launches into orbit.
-
E.
Luna program launch vehicles
Luna program launch vehicles were the Soviet rockets, primarily based on the R-7 family, developed under Sergei Korolev to send the first robotic spacecraft to the Moon during the early space race.
- 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: VLS launch vehicle program Target entity description: The VLS launch vehicle program was Brazil’s primary effort to develop an indigenous satellite launch capability through a series of solid-fueled rockets.
-
A.
Vega launch vehicle programme
The Vega launch vehicle programme is a European initiative to develop and operate a small, solid-fuel rocket system for placing light payloads into low Earth orbit.
-
B.
Evolved Expendable Launch Vehicle program
The Evolved Expendable Launch Vehicle program was a U.S. Air Force initiative to develop a new generation of cost-effective, reliable expendable rockets for launching military and government payloads into space.
-
C.
Vanguard rocket
The Vanguard rocket was an early American expendable launch vehicle developed in the 1950s to place the first U.S. satellites into orbit during the early years of the Space Race.
-
D.
Epsilon launch vehicle
The Epsilon launch vehicle is a Japanese solid-fuel rocket designed for cost-effective, small satellite launches into orbit.
-
E.
Luna program launch vehicles
Luna program launch vehicles were the Soviet rockets, primarily based on the R-7 family, developed under Sergei Korolev to send the first robotic spacecraft to the Moon during the early space race.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Brazilian space program initiative
ⓘ
space launch vehicle development program ⓘ |
| abbreviationMeaning |
Veículo Lançador de Satélites
ⓘ
linked to:
Veículo Lançador de Microssatélites
|
| accidentFatalities | 21 ⓘ |
| accidentLocation | Alcântara Launch Center ⓘ |
| accidentYear | 2003 ⓘ |
| aim | development of indigenous satellite launch capability ⓘ |
| cancellationYear | 2013 ⓘ |
| country | Brazil ⓘ |
| design | four-stage solid-propellant configuration ⓘ |
| developer |
Departamento de Ciência e Tecnologia Aeroespacial
ⓘ
Instituto de Aeronáutica e Espaço ⓘ
linked to:
Instituto de Estudos Avançados (IEAv)
|
| firstTestFlightYear | 1997 ⓘ |
| fundingSource | Brazilian government ⓘ |
| intendedOrbit | low Earth orbit ⓘ |
| intendedPayloadType | small satellites ⓘ |
| language | Portuguese ⓘ |
| launchSite |
Alcântara Launch Center
ⓘ
Centro de Lançamento de Alcântara ⓘ
linked to:
Alcântara Launch Center
|
| launchVehicleType | expendable launch system ⓘ |
| missionType | orbital launch ⓘ |
| notableAccident | 2003 Alcântara VLS accident ⓘ |
| notableChallenge | technical difficulties with solid rocket boosters ⓘ |
| notableOutcome | no successful orbital launches achieved ⓘ |
| numberOfLaunchAttempts | 3 ⓘ |
| objective |
develop national aerospace industry
ⓘ
reduce dependence on foreign launch services ⓘ |
| operator | Brazilian Space Agency ⓘ |
| partOf | Brazilian space program ⓘ |
| primaryContractor |
Brazilian Air Force
ⓘ
Força Aérea Brasileira ⓘ
linked to:
Brazilian Air Force
|
| propulsionType | solid-fueled ⓘ |
| relatedProgram |
Sonda sounding rocket program
ⓘ
VLM-1 launch vehicle ⓘ
linked to:
VLM launch vehicle program
|
| rocketFamily |
VLS-1
ⓘ
linked to:
VLS launch vehicle program
VLS-1B ⓘ
linked to:
VLS launch vehicle program
VLS-1V ⓘ |
| stageCount | 4 ⓘ |
| status | cancelled ⓘ |
| successorProgram |
VLM launch vehicle program
ⓘ
Veículo Lançador de Microssatélites ⓘ |
| technologyBase | sounding rocket technology from Sonda program ⓘ |
| timePeriod |
early 21st century
ⓘ
late 20th century ⓘ |
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: VLS launch vehicle program Description of subject: The VLS launch vehicle program was Brazil’s primary effort to develop an indigenous satellite launch capability through a series of solid-fueled rockets.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: VLS launch vehicle program
linked to: VLS launch vehicle program
linked to: VLS launch vehicle program
linked to: VLS launch vehicle program
linked to: VLS launch vehicle program