Fermi Gamma-ray Space Telescope
E80081
The Fermi Gamma-ray Space Telescope is a NASA space observatory that studies the universe in high-energy gamma rays, revealing phenomena such as black holes, neutron stars, and gamma-ray bursts.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T633381 — 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: Fermi Gamma-ray Space Telescope Context triple: [NASA Astrophysics Division, overseesMission, Fermi Gamma-ray Space Telescope]
-
A.
Chandra X-ray Observatory
The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
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B.
Great Observatories program
The Great Observatories program is a NASA initiative comprising a suite of space-based telescopes operating across different regions of the electromagnetic spectrum to provide complementary views of the universe.
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C.
Spitzer Space Telescope
The Spitzer Space Telescope was a NASA infrared space observatory that studied the universe in long-wavelength light, revealing cold, dusty, and distant objects invisible to optical telescopes.
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D.
Baade Telescope
The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
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E.
Hubble Space Telescope
The Hubble Space Telescope is a large, space-based observatory that has provided some of the most detailed images and data about the universe, revolutionizing modern astronomy and cosmology.
- 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: Fermi Gamma-ray Space Telescope Target entity description: The Fermi Gamma-ray Space Telescope is a NASA space observatory that studies the universe in high-energy gamma rays, revealing phenomena such as black holes, neutron stars, and gamma-ray bursts.
-
A.
Chandra X-ray Observatory
The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
-
B.
Great Observatories program
The Great Observatories program is a NASA initiative comprising a suite of space-based telescopes operating across different regions of the electromagnetic spectrum to provide complementary views of the universe.
-
C.
Spitzer Space Telescope
The Spitzer Space Telescope was a NASA infrared space observatory that studied the universe in long-wavelength light, revealing cold, dusty, and distant objects invisible to optical telescopes.
-
D.
Baade Telescope
The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
-
E.
Hubble Space Telescope
The Hubble Space Telescope is a large, space-based observatory that has provided some of the most detailed images and data about the universe, revolutionizing modern astronomy and cosmology.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
NASA space observatory
ⓘ
gamma-ray observatory ⓘ space telescope ⓘ |
| alsoKnownAs |
Fermi
ⓘ
Fermi Gamma-ray Space Telescope ⓘ
surface form:
GLAST
|
| collaboratingAgency |
CNES
ⓘ
surface form:
French Space Agency CNES
Italian Space Agency ⓘ
surface form:
Italian Space Agency ASI
Japanese institutions ⓘ U.S. Department of Energy ⓘ |
| cosparId | 2008-029A ⓘ |
| dataPolicy | publicly available after a proprietary period (early mission) and then largely real-time public release ⓘ |
| dataUsedFor |
gamma-ray sky surveys
ⓘ
high-energy astrophysics research ⓘ |
| detects |
solar flares in gamma rays
ⓘ
transient gamma-ray events ⓘ |
| discoveriesInclude |
Fermi bubbles in the Milky Way center
ⓘ
detailed maps of the gamma-ray sky ⓘ numerous gamma-ray pulsars ⓘ |
| energyRange | about 8 keV to over 300 GeV ⓘ |
| launchDate | 2008-06-11 ⓘ |
| launchSite | Cape Canaveral Air Force Station Space Launch Complex 17B ⓘ |
| launchVehicle |
Delta rocket
ⓘ
surface form:
Delta II 7920H-10C
|
| manufacturer |
General Dynamics
ⓘ
surface form:
General Dynamics C4 Systems
|
| missionType |
astrophysics
ⓘ
gamma-ray astronomy ⓘ |
| namedAfter | Enrico Fermi ⓘ |
| nssdcId | 2008-029A ⓘ |
| operationalStatus | operational as of mid-2020s ⓘ |
| operator | NASA ⓘ |
| orbitInclination | about 25.6 degrees ⓘ |
| orbitPeriod | about 95 minutes ⓘ |
| orbitType | low Earth orbit ⓘ |
| predecessor | Compton Gamma Ray Observatory ⓘ |
| primaryInstrument |
Fermi Gamma-ray Space Telescope
self-linksurface differs
ⓘ
surface form:
Large Area Telescope
|
| primaryInstrumentAbbreviation | LAT ⓘ |
| program | NASA Explorer program (beyond-Explorer class) ⓘ |
| secondaryInstrument | Gamma-ray Burst Monitor ⓘ |
| secondaryInstrumentAbbreviation | GBM ⓘ |
| studies |
active galactic nuclei
ⓘ
black holes ⓘ blazars ⓘ cosmic rays ⓘ gamma-ray background ⓘ gamma-ray bursts ⓘ neutron stars ⓘ possible dark matter signatures ⓘ pulsars ⓘ supernova remnants ⓘ |
| wavelength | gamma rays ⓘ |
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: Fermi Gamma-ray Space Telescope Description of subject: The Fermi Gamma-ray Space Telescope is a NASA space observatory that studies the universe in high-energy gamma rays, revealing phenomena such as black holes, neutron stars, and gamma-ray bursts.
Referenced by (31)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
GLAST
Fermi Gamma-ray Space Telescope
→
primaryInstrument
→
Fermi Gamma-ray Space Telescope
self-linksurface differs
ⓘ
this entity surface form:
Large Area Telescope
this entity surface form:
Fermi Gamma-ray Space Telescope blazar monitoring program
High Energy Astrophysics Science Archive Research Center
→
hostMissionArchive
→
Fermi Gamma-ray Space Telescope
ⓘ
this entity surface form:
Large Area Telescope
this entity surface form:
Fermi Gamma-ray Space Telescope mission
this entity surface form:
Fermi observatory
this entity surface form:
Gamma-ray Large Area Space Telescope (GLAST)
this entity surface form:
Fermi LAT
this entity surface form:
GLAST
this entity surface form:
Large Area Telescope
this entity surface form:
Gamma-ray Large Area Space Telescope
this entity surface form:
GLAST
this entity surface form:
Fermi Gamma-ray Space Telescope mission
this entity surface form:
Large Area Telescope
this entity surface form:
Fermi Large Area Telescope
subject surface form:
HEASoft
this entity surface form:
Fermi Gamma-ray Space Telescope (partially)