Gemini 5
E83051
Gemini 5 was a 1965 NASA crewed spaceflight that set a then-record for longest human space mission, demonstrating key endurance and rendezvous technologies for the Apollo program.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gemini 5 canonical | 16 |
| Gemini spacecraft No. 5 | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T645492 — 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: Gemini 5 Context triple: [Gemini program, notableMission, Gemini 5]
-
A.
Gemini 3
Gemini 3 was NASA’s first crewed Gemini spacecraft mission, flown in 1965 by astronauts Gus Grissom and John Young to test orbital maneuvering and spacecraft systems for future spaceflights.
-
B.
Gemini 4
Gemini 4 was a 1965 NASA crewed spaceflight best known for carrying out the first American spacewalk during the Gemini program.
-
C.
Gemini 12
Gemini 12 was the final crewed mission of NASA’s Gemini program, notable for successfully advancing spacewalk techniques and rendezvous/docking procedures that paved the way for Apollo lunar missions.
-
D.
Gemini 8
Gemini 8 was a 1966 NASA crewed spaceflight in the Gemini program, notable for achieving the first successful docking of two spacecraft in orbit and for a critical in-flight emergency that tested astronaut Neil Armstrong’s piloting skills.
-
E.
Apollo 14
Apollo 14 was NASA’s 1971 crewed mission that successfully returned astronauts to the Moon, notable for precision lunar landing and extensive surface exploration following the Apollo 13 accident.
- 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: Gemini 5 Target entity description: Gemini 5 was a 1965 NASA crewed spaceflight that set a then-record for longest human space mission, demonstrating key endurance and rendezvous technologies for the Apollo program.
-
A.
Gemini 3
Gemini 3 was NASA’s first crewed Gemini spacecraft mission, flown in 1965 by astronauts Gus Grissom and John Young to test orbital maneuvering and spacecraft systems for future spaceflights.
-
B.
Gemini 4
Gemini 4 was a 1965 NASA crewed spaceflight best known for carrying out the first American spacewalk during the Gemini program.
-
C.
Gemini 12
Gemini 12 was the final crewed mission of NASA’s Gemini program, notable for successfully advancing spacewalk techniques and rendezvous/docking procedures that paved the way for Apollo lunar missions.
-
D.
Gemini 8
Gemini 8 was a 1966 NASA crewed spaceflight in the Gemini program, notable for achieving the first successful docking of two spacecraft in orbit and for a critical in-flight emergency that tested astronaut Neil Armstrong’s piloting skills.
-
E.
Apollo 14
Apollo 14 was NASA’s 1971 crewed mission that successfully returned astronauts to the Moon, notable for precision lunar landing and extensive surface exploration following the Apollo 13 accident.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Gemini program mission
ⓘ
crewed spaceflight ⓘ |
| abbreviation | GT-5 ⓘ |
| apogee | about 350 km ⓘ |
| backupCommander | Neil A. Armstrong ⓘ |
| backupPilot | Elliot M. See Jr. ⓘ |
| callsign | Gemini 5 self-link ⓘ |
| commander | Gordon Cooper ⓘ |
| contributionTo | development of Apollo rendezvous and docking techniques ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crewMember |
Pete Conrad
ⓘ
surface form:
Charles "Pete" Conrad
Gordon Cooper ⓘ |
| crewNationality | American ⓘ |
| crewSize | 2 ⓘ |
| followedBy | Gemini 6A ⓘ |
| inclination | about 32.6 degrees ⓘ |
| landingDate | 1965-08-29 ⓘ |
| landingMethod | parachute splashdown ⓘ |
| landingSite | Atlantic Ocean ⓘ |
| launchDate | 1965-08-21 ⓘ |
| launchSite |
Cape Canaveral
ⓘ
surface form:
Cape Canaveral, Florida
Cape Kennedy Air Force Station Launch Complex 19 ⓘ |
| launchVehicle | Titan II GLV ⓘ |
| missionDuration | 7 days 22 hours 55 minutes ⓘ |
| missionNumber | 5 ⓘ |
| missionType | test and development mission ⓘ |
| notableEvent |
first crewed spacecraft to use fuel cells as primary power source
ⓘ
set new space endurance record in 1965 ⓘ |
| objective |
demonstrate long-duration human spaceflight endurance
ⓘ
gather biomedical data on crew over extended mission ⓘ qualify fuel cells for spacecraft electrical power ⓘ test rendezvous guidance and navigation techniques ⓘ |
| operator | NASA ⓘ |
| orbitsCompleted | 120 ⓘ |
| orbitType | low Earth orbit ⓘ |
| perigee | about 162 km ⓘ |
| pilot |
Pete Conrad
ⓘ
surface form:
Charles "Pete" Conrad
|
| powerSource | fuel cells ⓘ |
| precededBy | Gemini 4 ⓘ |
| program |
Gemini program
ⓘ
surface form:
Project Gemini
|
| record | longest human spaceflight at time of mission ⓘ |
| recoveryShip | USS Lake Champlain ⓘ |
| relatedProgram | Apollo program ⓘ |
| spaceAgency |
NASA
ⓘ
surface form:
National Aeronautics and Space Administration
|
| spacecraftConfiguration | two-seat capsule ⓘ |
| spacecraftManufacturer |
McDonnell Douglas
ⓘ
surface form:
McDonnell Aircraft Corporation
|
| spacecraftSerialNumber |
Gemini 5
self-linksurface differs
ⓘ
surface form:
Gemini spacecraft No. 5
|
| spacecraftType | Gemini spacecraft ⓘ |
| yearOfMission | 1965 ⓘ |
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: Gemini 5 Description of subject: Gemini 5 was a 1965 NASA crewed spaceflight that set a then-record for longest human space mission, demonstrating key endurance and rendezvous technologies for the Apollo program.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Gemini spacecraft No. 5
this entity surface form:
Gemini spacecraft No. 5