Deep Impact
E570562
Deep Impact was a NASA space probe mission launched in 2005 to study the composition of comet Tempel 1 by releasing an impactor to collide with its surface while a flyby spacecraft observed the resulting ejecta.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Deep Impact canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6125310 — 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: Deep Impact Context triple: [Goldstone Deep Space Communications Complex, usedForMission, Deep Impact]
-
A.
Deep Impact
Deep Impact is a 1998 science fiction disaster film about a comet threatening Earth, produced by the Zanuck/Brown Company and known for its ensemble cast and large-scale visual effects.
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B.
Deadly Impact
Deadly Impact is a 2009 action-thriller film about an FBI agent confronting a ruthless terrorist, directed by special effects veteran Robert Kurtzman.
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C.
Earth-Numb
Earth-Numb is a poem by Ted Hughes included in his collection *Moortown Diary*, reflecting his characteristic intense engagement with nature and rural life.
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D.
Shockwave Supernova
Shockwave Supernova is a 2015 instrumental rock album by virtuoso guitarist Joe Satriani, showcasing his signature melodic shredding and sci‑fi themed compositions.
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E.
Shockwave
Shockwave is a now-discontinued multimedia platform and browser plugin developed by Macromedia (later Adobe) for delivering interactive web content, games, and animations.
- 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: Deep Impact Target entity description: Deep Impact was a NASA space probe mission launched in 2005 to study the composition of comet Tempel 1 by releasing an impactor to collide with its surface while a flyby spacecraft observed the resulting ejecta.
-
A.
Deep Impact
Deep Impact is a 1998 science fiction disaster film about a comet threatening Earth, produced by the Zanuck/Brown Company and known for its ensemble cast and large-scale visual effects.
-
B.
Deadly Impact
Deadly Impact is a 2009 action-thriller film about an FBI agent confronting a ruthless terrorist, directed by special effects veteran Robert Kurtzman.
-
C.
Earth-Numb
Earth-Numb is a poem by Ted Hughes included in his collection *Moortown Diary*, reflecting his characteristic intense engagement with nature and rural life.
-
D.
Shockwave Supernova
Shockwave Supernova is a 2015 instrumental rock album by virtuoso guitarist Joe Satriani, showcasing his signature melodic shredding and sci‑fi themed compositions.
-
E.
Shockwave
Shockwave is a now-discontinued multimedia platform and browser plugin developed by Macromedia (later Adobe) for delivering interactive web content, games, and animations.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
NASA space probe mission
ⓘ
comet exploration mission ⓘ |
| communicationBand | X-band ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| dataUsedFor |
constraining models of the early solar system
ⓘ
studying comet formation and evolution ⓘ |
| discovererOrDesigner | Michael A’Hearn ⓘ |
| extendedMission | EPOXI ⓘ |
| extendedMissionComponent |
DIXI (Deep Impact eXtended Investigation of Comets)
ⓘ
EPOCh (Extrasolar Planet Observation and Characterization) ⓘ |
| flybyClosestApproachDistance | about 500 kilometers from Tempel 1 ⓘ |
| flybySpacecraftMass | about 650 kilograms (dry) ⓘ |
| Hartley2FlybyDate | 2010-11-04 ⓘ |
| impactDate | 2005-07-04 ⓘ |
| impactEnergy | about 19 gigajoules ⓘ |
| impactorMass | about 370 kilograms ⓘ |
| impactTarget |
Comet 9P/Tempel 1 nucleus
ⓘ
linked to:
9P/Tempel 1
|
| impactVelocity | about 10.3 kilometers per second ⓘ |
| instrument |
High Resolution Instrument (HRI)
ⓘ
Impactor Targeting Sensor (ITS) ⓘ Medium Resolution Instrument (MRI) ⓘ |
| launchDate | 2005-01-12 ⓘ |
| launchSite | Cape Canaveral Air Force Station Space Launch Complex 17B ⓘ |
| launchVehicle |
Delta II 7925-9.5
ⓘ
linked to:
Delta II
|
| managedBy | Jet Propulsion Laboratory ⓘ |
| missionEnd | 2013-09 ⓘ |
| missionEndReason | loss of communication with spacecraft ⓘ |
| missionType |
comet impact experiment
ⓘ
planetary science ⓘ |
| nameOrigin | named after the 1998 film "Deep Impact" ⓘ |
| NASAProgramType | low-cost planetary mission ⓘ |
| notableFeature | first mission to probe beneath the surface of a comet by impact ⓘ |
| objective |
observe material ejected from an artificial impact on a comet nucleus
ⓘ
study the composition of comet Tempel 1 ⓘ |
| operator | NASA ⓘ |
| powerSource | solar panels ⓘ |
| primaryTarget |
Comet 9P/Tempel 1
ⓘ
linked to:
9P/Tempel 1
|
| principalInvestigator | Michael A’Hearn ⓘ |
| program | NASA Discovery Program ⓘ |
| result |
first intentional hypervelocity impact on a comet nucleus
ⓘ
provided data on cometary ice and dust composition ⓘ revealed subsurface materials of comet Tempel 1 ⓘ |
| spacecraftBus | Ball Aerospace spacecraft bus ⓘ |
| spacecraftComponent |
flyby spacecraft
ⓘ
impactor spacecraft ⓘ |
| spacecraftType | uncrewed spacecraft ⓘ |
| subsequentTarget | Comet 103P/Hartley 2 ⓘ |
| Tempel1EncounterDate | 2005-07-04 ⓘ |
| totalLaunchMass | about 1020 kilograms ⓘ |
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: Deep Impact Description of subject: Deep Impact was a NASA space probe mission launched in 2005 to study the composition of comet Tempel 1 by releasing an impactor to collide with its surface while a flyby spacecraft observed the resulting ejecta.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.