HTV spacecraft
E91825
The HTV spacecraft, also known as Kounotori, is a Japanese uncrewed cargo vehicle designed to deliver supplies and equipment to the International Space Station.
All labels observed (8)
| Label | Occurrences |
|---|---|
| HTV-1 | 4 |
| HTV-9 | 4 |
| HTV-X | 2 |
| HTV (H-II Transfer Vehicle) | 1 |
| HTV (Kounotori) | 1 |
| HTV spacecraft canonical | 1 |
| HTV-X cargo spacecraft | 1 |
| HTV-X spacecraft | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T679649 — 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: HTV spacecraft Context triple: [International Space Station program, usesSpacecraft, HTV spacecraft]
-
A.
Cygnus spacecraft
The Cygnus spacecraft is an uncrewed commercial cargo vehicle developed by Northrop Grumman to deliver supplies and scientific equipment to the International Space Station.
-
B.
Orion spacecraft
The Orion spacecraft is NASA’s next-generation crewed space vehicle designed to carry astronauts beyond low Earth orbit on deep-space missions, including journeys to the Moon and eventually Mars.
-
C.
Dragon spacecraft
The Dragon spacecraft is SpaceX’s reusable cargo and crew capsule designed to transport supplies and astronauts between Earth and the International Space Station and other orbital destinations.
-
D.
Space Shuttle orbiter
The Space Shuttle orbiter was NASA’s reusable winged spacecraft that carried astronauts and cargo to and from low Earth orbit as part of the Space Shuttle program.
-
E.
Soyuz spacecraft
The Soyuz spacecraft is a long-serving Russian crewed vehicle used to transport astronauts and cosmonauts to and from low Earth orbit, including the International Space Station.
- 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: HTV spacecraft Target entity description: The HTV spacecraft, also known as Kounotori, is a Japanese uncrewed cargo vehicle designed to deliver supplies and equipment to the International Space Station.
-
A.
Cygnus spacecraft
The Cygnus spacecraft is an uncrewed commercial cargo vehicle developed by Northrop Grumman to deliver supplies and scientific equipment to the International Space Station.
-
B.
Orion spacecraft
The Orion spacecraft is NASA’s next-generation crewed space vehicle designed to carry astronauts beyond low Earth orbit on deep-space missions, including journeys to the Moon and eventually Mars.
-
C.
Dragon spacecraft
The Dragon spacecraft is SpaceX’s reusable cargo and crew capsule designed to transport supplies and astronauts between Earth and the International Space Station and other orbital destinations.
-
D.
Space Shuttle orbiter
The Space Shuttle orbiter was NASA’s reusable winged spacecraft that carried astronauts and cargo to and from low Earth orbit as part of the Space Shuttle program.
-
E.
Soyuz spacecraft
The Soyuz spacecraft is a long-serving Russian crewed vehicle used to transport astronauts and cosmonauts to and from low Earth orbit, including the International Space Station.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
spacecraft class
ⓘ
uncrewed cargo spacecraft ⓘ |
| alsoKnownAs |
H-II Transfer Vehicle
ⓘ
Kounotori ⓘ |
| attitudeControl | reaction control system thrusters ⓘ |
| berthingPort | Harmony module nadir port ⓘ |
| cargoType |
experiments and equipment
ⓘ
food and crew supplies ⓘ pressurized cargo ⓘ propellant ⓘ unpressurized cargo ⓘ water ⓘ |
| countryOfOrigin | Japan ⓘ |
| crew | uncrewed ⓘ |
| designFeature |
large pressurized logistics carrier
ⓘ
unpressurized pallet for external payloads ⓘ |
| developer | Japan Aerospace Exploration Agency ⓘ |
| disposalMethod | destructive reentry ⓘ |
| dockingMethod | berthing via Canadarm2 ⓘ |
| firstFlight | 2009 ⓘ |
| firstMission |
HTV spacecraft
self-linksurface differs
ⓘ
surface form:
HTV-1
|
| guidanceSystem |
GPS-based navigation
ⓘ
star trackers ⓘ |
| launchCountry | Japan ⓘ |
| launchSite | Tanegashima Space Center ⓘ |
| launchVehicle |
H-IIB launch vehicle
ⓘ
surface form:
H-IIB rocket
|
| manufacturer | Mitsubishi Heavy Industries ⓘ |
| missionDurationType | short-term ISS logistics missions ⓘ |
| missionEnvironment | microgravity ⓘ |
| missionType | cargo resupply ⓘ |
| namedAfter | Kounotori (Japanese for white stork) ⓘ |
| operator | Japan Aerospace Exploration Agency ⓘ |
| orbitType | low Earth orbit ⓘ |
| powerSource | solar arrays ⓘ |
| primaryMission | resupply of the International Space Station ⓘ |
| program | Japanese ISS resupply program ⓘ |
| programContext | International Space Station logistics support ⓘ |
| propulsionType | chemical propulsion ⓘ |
| reentryType | controlled destructive reentry over the Pacific Ocean ⓘ |
| rendezvousProfile | proximity operations then capture by robotic arm ⓘ |
| retirementYear | 2020 ⓘ |
| status | retired ⓘ |
| successor |
HTV spacecraft
self-linksurface differs
ⓘ
surface form:
HTV-X spacecraft
|
| target |
International Space Station program
ⓘ
surface form:
International Space Station
|
| typicalMissionDuration | about one to two months docked to ISS ⓘ |
| usedBy |
Japan Aerospace Exploration Agency
ⓘ
surface form:
JAXA
NASA ⓘ international ISS partners ⓘ |
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: HTV spacecraft Description of subject: The HTV spacecraft, also known as Kounotori, is a Japanese uncrewed cargo vehicle designed to deliver supplies and equipment to the International Space Station.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
HTV (H-II Transfer Vehicle)
this entity surface form:
HTV-X cargo spacecraft
this entity surface form:
HTV (Kounotori)
this entity surface form:
HTV-1
this entity surface form:
HTV-X spacecraft
this entity surface form:
HTV-9
this entity surface form:
HTV-1
this entity surface form:
HTV-9
this entity surface form:
HTV-X
this entity surface form:
HTV-1
this entity surface form:
HTV-9
this entity surface form:
HTV-1
this entity surface form:
HTV-9