Delta family of rockets
E947961
The Delta family of rockets is a series of American expendable launch vehicles, derived from early ballistic missile technology, that has been widely used for launching satellites and space probes since the 1960s.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Delta family of rockets canonical | 1 |
| Thor-Delta launch vehicle family | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11801875 — 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: Delta family of rockets Context triple: [Cape Canaveral Air Force Station Space Launch Complex 17B, supportedLaunchVehicle, Delta family of rockets]
-
A.
Minotaur rocket family
The Minotaur rocket family is a series of U.S. expendable launch vehicles that repurpose decommissioned ballistic missile stages to place small satellites into orbit for military and government missions.
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B.
Falcon rocket family
The Falcon rocket family is a series of partially reusable launch vehicles developed by SpaceX to provide cost-effective access to space for satellites, cargo, and crew.
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C.
Pegasus rocket family
The Pegasus rocket family is a series of air-launched, solid-fueled orbital launch vehicles designed to deploy small satellites into low Earth orbit.
-
D.
Titan rocket family
The Titan rocket family was a series of powerful American expendable launch vehicles originally developed as intercontinental ballistic missiles and later adapted for launching military, scientific, and crewed spacecraft.
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E.
H-II rocket family
The H-II rocket family is a series of Japanese liquid-fueled expendable launch vehicles developed by JAXA and Mitsubishi Heavy Industries for placing satellites and spacecraft into orbit.
- 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: Delta family of rockets Target entity description: The Delta family of rockets is a series of American expendable launch vehicles, derived from early ballistic missile technology, that has been widely used for launching satellites and space probes since the 1960s.
-
A.
Minotaur rocket family
The Minotaur rocket family is a series of U.S. expendable launch vehicles that repurpose decommissioned ballistic missile stages to place small satellites into orbit for military and government missions.
-
B.
Falcon rocket family
The Falcon rocket family is a series of partially reusable launch vehicles developed by SpaceX to provide cost-effective access to space for satellites, cargo, and crew.
-
C.
Pegasus rocket family
The Pegasus rocket family is a series of air-launched, solid-fueled orbital launch vehicles designed to deploy small satellites into low Earth orbit.
-
D.
Titan rocket family
The Titan rocket family was a series of powerful American expendable launch vehicles originally developed as intercontinental ballistic missiles and later adapted for launching military, scientific, and crewed spacecraft.
-
E.
H-II rocket family
The H-II rocket family is a series of Japanese liquid-fueled expendable launch vehicles developed by JAXA and Mitsubishi Heavy Industries for placing satellites and spacecraft into orbit.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
expendable launch vehicle family
ⓘ
family of rockets ⓘ |
| basedOn | PGM-17 Thor NERFINISHED ⓘ |
| category | American space launch vehicles ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| derivedFrom | Thor ballistic missile NERFINISHED ⓘ |
| firstLaunchYear | 1960 ⓘ |
| hasVariant |
Delta (original series)
NERFINISHED
ⓘ
Delta II NERFINISHED ⓘ Delta III NERFINISHED ⓘ Delta IV NERFINISHED ⓘ Delta IV Heavy NERFINISHED ⓘ |
| launchesFrom |
Cape Canaveral Air Force Station
NERFINISHED
ⓘ
Cape Canaveral Space Force Station NERFINISHED ⓘ Vandenberg Air Force Base NERFINISHED ⓘ Vandenberg Space Force Base NERFINISHED ⓘ |
| manufacturer |
Boeing
ⓘ
Douglas Aircraft Company NERFINISHED ⓘ McDonnell Douglas NERFINISHED ⓘ United Launch Alliance NERFINISHED ⓘ |
| notableLaunch |
Dawn spacecraft
NERFINISHED
ⓘ
GOES weather satellites NERFINISHED ⓘ GPS satellites ⓘ ISEE-3 NERFINISHED ⓘ Kepler space telescope NERFINISHED ⓘ Landsat satellites NERFINISHED ⓘ MESSENGER NERFINISHED ⓘ Mars Global Surveyor NERFINISHED ⓘ Mars Pathfinder NERFINISHED ⓘ Mars Reconnaissance Orbiter NERFINISHED ⓘ Parker Solar Probe NERFINISHED ⓘ |
| operatedBy |
NASA
ⓘ
United States Air Force ⓘ |
| operator | United Launch Alliance NERFINISHED ⓘ |
| predecessor | Thor-Delta NERFINISHED ⓘ |
| propulsionType | liquid-fueled core stage ⓘ |
| reliability | high launch success rate ⓘ |
| serviceEntryDecade | 1960s ⓘ |
| status | retired ⓘ |
| technologyOrigin | early ballistic missile technology ⓘ |
| usedFor |
Earth observation missions
ⓘ
communications satellite launches ⓘ interplanetary missions ⓘ military satellite launches ⓘ navigation satellite launches ⓘ satellite launches ⓘ scientific satellite launches ⓘ space probe launches ⓘ weather satellite launches ⓘ |
| usesBooster | solid rocket boosters ⓘ |
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: Delta family of rockets Description of subject: The Delta family of rockets is a series of American expendable launch vehicles, derived from early ballistic missile technology, that has been widely used for launching satellites and space probes since the 1960s.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Cape Canaveral Air Force Station Space Launch Complex 17B
→
supportedLaunchVehicle
→
Delta family of rockets
ⓘ
this entity surface form:
Thor-Delta launch vehicle family