Mariner 1
E910603
Mariner 1 was an early NASA interplanetary probe intended for a Venus flyby that was destroyed shortly after launch in 1962 due to a guidance system malfunction.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mariner 1 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T11187844 — 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: Mariner 1 Context triple: [Mariner planetary missions, includes, Mariner 1]
-
A.
Mariner 4
Mariner 4 was a NASA spacecraft that performed the first successful flyby of Mars in 1965, returning the first close-up images of another planet.
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B.
Mariner 2
Mariner 2 was a NASA space probe launched in 1962 that became the first successful mission to conduct a close-up flyby and scientific study of Venus.
-
C.
Mariner 3
Mariner 3 was an early NASA unmanned spacecraft launched in 1964 as part of the Mariner program, intended for a Mars flyby mission but rendered unsuccessful due to a launch vehicle shroud failure.
-
D.
Pioneer 1
Pioneer 1 was an early U.S. lunar probe launched in 1958 as part of NASA’s first series of deep-space exploration missions.
-
E.
Explorer 1
Explorer 1 was the first successful United States satellite, launched in 1958 and notable for discovering the Van Allen radiation belts.
- 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: Mariner 1 Target entity description: Mariner 1 was an early NASA interplanetary probe intended for a Venus flyby that was destroyed shortly after launch in 1962 due to a guidance system malfunction.
-
A.
Mariner 4
Mariner 4 was a NASA spacecraft that performed the first successful flyby of Mars in 1965, returning the first close-up images of another planet.
-
B.
Mariner 2
Mariner 2 was a NASA space probe launched in 1962 that became the first successful mission to conduct a close-up flyby and scientific study of Venus.
-
C.
Mariner 3
Mariner 3 was an early NASA unmanned spacecraft launched in 1964 as part of the Mariner program, intended for a Mars flyby mission but rendered unsuccessful due to a launch vehicle shroud failure.
-
D.
Pioneer 1
Pioneer 1 was an early U.S. lunar probe launched in 1958 as part of NASA’s first series of deep-space exploration missions.
-
E.
Explorer 1
Explorer 1 was the first successful United States satellite, launched in 1958 and notable for discovering the Van Allen radiation belts.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
interplanetary probe
ⓘ
space probe ⓘ uncrewed spacecraft ⓘ |
| attitudeControl | three-axis stabilized ⓘ |
| communicationBand | S-band ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| destroyedBy | range safety officer ⓘ |
| destructionMethod | range safety destruct command ⓘ |
| epoch | early Space Age ⓘ |
| failureCause |
guidance equation transcription error
ⓘ
guidance system malfunction ⓘ software error ⓘ |
| intendedDestination | Venus NERFINISHED ⓘ |
| launchComplex | Launch Complex 12 NERFINISHED ⓘ |
| launchCountry |
United States of America
ⓘ
surface form:
United States
|
| launchDate | 1962-07-22 ⓘ |
| launchMass | approximately 202 kilograms ⓘ |
| launchSite | Cape Canaveral Air Force Station NERFINISHED ⓘ |
| launchVehicle | Atlas-Agena B NERFINISHED ⓘ |
| launchYear | 1962 ⓘ |
| manufacturer | Jet Propulsion Laboratory NERFINISHED ⓘ |
| missionObjective |
flyby of Venus
ⓘ
study Venus from flyby trajectory ⓘ study interplanetary space ⓘ |
| missionOutcome |
destroyed shortly after launch
ⓘ
launch failure ⓘ |
| missionType | planetary flyby ⓘ |
| notableFor |
early NASA interplanetary mission failure
ⓘ
guidance software error often cited as a famous bug ⓘ |
| operator | NASA ⓘ |
| partOf | early U.S. planetary exploration program ⓘ |
| plannedInstruments |
charged particle detector
ⓘ
cosmic dust detector ⓘ infrared radiometer ⓘ magnetometer ⓘ microwave radiometer ⓘ solar plasma experiment ⓘ |
| powerSource |
chemical batteries
ⓘ
solar panels ⓘ |
| program | Mariner program NERFINISHED ⓘ |
| propulsionType | monopropellant hydrazine system ⓘ |
| spaceAgency | National Aeronautics and Space Administration NERFINISHED ⓘ |
| spacecraftBus | Mariner R NERFINISHED ⓘ |
| spacecraftConfiguration | spin-stabilized upper stage with three-axis stabilized payload ⓘ |
| successor | Mariner 2 NERFINISHED ⓘ |
| target | Venus NERFINISHED ⓘ |
| timeFromLaunchToDestruction | about 293 seconds ⓘ |
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: Mariner 1 Description of subject: Mariner 1 was an early NASA interplanetary probe intended for a Venus flyby that was destroyed shortly after launch in 1962 due to a guidance system malfunction.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.