PMAs (Pressurized Mating Adapters)
E696975
International Space Station hardware
Pressurized Mating Adapter
space station docking adapter
spacecraft docking system component
PMAs (Pressurized Mating Adapters) are specialized docking structures on the International Space Station that provide a pressurized, sealed interface between visiting spacecraft and the station’s modules.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PMAs (Pressurized Mating Adapters) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7918930 — 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: PMAs (Pressurized Mating Adapters) Context triple: [Unity (Node 1), connectedTo, PMAs (Pressurized Mating Adapters)]
-
A.
Pressurized Mating Adapter-3
Pressurized Mating Adapter-3 is a docking port on the International Space Station that was used to connect visiting spacecraft and later served as the mounting location for an International Docking Adapter.
-
B.
Pressurized Mating Adapter-2
Pressurized Mating Adapter-2 is a docking adapter on the International Space Station that enables visiting spacecraft to securely connect to the station’s pressurized modules.
-
C.
PM A of the ISS (Pressurized Mating Adapter-2 on Destiny)
PM A of the ISS (Pressurized Mating Adapter-2 on Destiny) is a pressurized docking adapter attached to the Destiny laboratory module that enables visiting spacecraft to securely dock with the International Space Station.
-
D.
Long Duration Propulsive EELV Secondary Payload Adapter
The Long Duration Propulsive EELV Secondary Payload Adapter is a U.S. Space Force payload platform designed to carry and maneuver small satellites in orbit for extended missions using its own propulsion system.
-
E.
International Docking Adapter on ISS
The International Docking Adapter on the ISS is a standardized docking port that enables modern crewed and cargo spacecraft, such as Boeing’s Starliner, to autonomously and safely dock with the 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: PMAs (Pressurized Mating Adapters) Target entity description: PMAs (Pressurized Mating Adapters) are specialized docking structures on the International Space Station that provide a pressurized, sealed interface between visiting spacecraft and the station’s modules.
-
A.
Pressurized Mating Adapter-3
Pressurized Mating Adapter-3 is a docking port on the International Space Station that was used to connect visiting spacecraft and later served as the mounting location for an International Docking Adapter.
-
B.
Pressurized Mating Adapter-2
Pressurized Mating Adapter-2 is a docking adapter on the International Space Station that enables visiting spacecraft to securely connect to the station’s pressurized modules.
-
C.
PM A of the ISS (Pressurized Mating Adapter-2 on Destiny)
PM A of the ISS (Pressurized Mating Adapter-2 on Destiny) is a pressurized docking adapter attached to the Destiny laboratory module that enables visiting spacecraft to securely dock with the International Space Station.
-
D.
Long Duration Propulsive EELV Secondary Payload Adapter
The Long Duration Propulsive EELV Secondary Payload Adapter is a U.S. Space Force payload platform designed to carry and maneuver small satellites in orbit for extended missions using its own propulsion system.
-
E.
International Docking Adapter on ISS
The International Docking Adapter on the ISS is a standardized docking port that enables modern crewed and cargo spacecraft, such as Boeing’s Starliner, to autonomously and safely dock with the space station.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
International Space Station hardware
ⓘ
Pressurized Mating Adapter ⓘ space station docking adapter ⓘ spacecraft docking system component ⓘ |
| abbreviation | PMA NERFINISHED ⓘ |
| attachedTo |
Harmony module forward port
ⓘ
Harmony module zenith port ⓘ Unity module ⓘ |
| compatibleWith |
APAS-95 equipped spacecraft
ⓘ
Space Shuttle Orbiter NERFINISHED ⓘ |
| connectsModule |
Unity module
ⓘ
Zarya module NERFINISHED ⓘ |
| connectsTo |
APAS-95 docking system
NERFINISHED
ⓘ
Common Berthing Mechanism NERFINISHED ⓘ |
| convertedTo |
International Docking Adapter-2
NERFINISHED
ⓘ
International Docking Adapter-3 NERFINISHED ⓘ |
| convertedToSupport | International Docking System Standard NERFINISHED ⓘ |
| designedFor | Space Shuttle docking ⓘ |
| developedBy | NASA NERFINISHED ⓘ |
| enables | safe hatch operations between vehicles ⓘ |
| environment | pressurized to near sea-level pressure ⓘ |
| function |
enable cargo transfer between spacecraft and ISS
ⓘ
enable crew transfer between spacecraft and ISS ⓘ provide pressurized docking interface ⓘ |
| hasProperty |
pressurized
ⓘ
sealed ⓘ |
| hasVariant |
PMA-1
NERFINISHED
ⓘ
PMA-2 NERFINISHED ⓘ PMA-3 NERFINISHED ⓘ |
| launchDate |
1998-12-04
ⓘ
1998-12-04 ⓘ 2000-10-11 ⓘ |
| launchedWith |
STS-88
NERFINISHED
ⓘ
STS-88 NERFINISHED ⓘ STS-92 NERFINISHED ⓘ |
| locatedOn |
Harmony module
NERFINISHED
ⓘ
International Space Station US Orbital Segment NERFINISHED ⓘ Unity module NERFINISHED ⓘ |
| partOf | ISS docking and berthing system ⓘ |
| partOfProgram | International Space Station Program NERFINISHED ⓘ |
| primaryRole |
Space Shuttle docking port
NERFINISHED
ⓘ
backup Shuttle docking port ⓘ |
| providesInterfaceBetween |
ISS pressurized modules
ⓘ
visiting spacecraft ⓘ |
| usedFor |
docking of cargo spacecraft
ⓘ
docking of crewed spacecraft ⓘ |
| usedOn | International Space Station NERFINISHED ⓘ |
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: PMAs (Pressurized Mating Adapters) Description of subject: PMAs (Pressurized Mating Adapters) are specialized docking structures on the International Space Station that provide a pressurized, sealed interface between visiting spacecraft and the station’s modules.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.