Fermi Gamma-ray Space Telescope

E80081

NASA space observatory gamma-ray observatory space telescope

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.

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All labels observed (11)

Label	Occurrences
Fermi Gamma-ray Space Telescope canonical	14
Large Area Telescope	5
GLAST	3
Fermi Gamma-ray Space Telescope mission	2
Fermi Gamma-ray Space Telescope (partially)	1
Fermi Gamma-ray Space Telescope blazar monitoring program	1
Fermi LAT	1
Fermi Large Area Telescope	1
Fermi observatory	1
Gamma-ray Large Area Space Telescope	1
Gamma-ray Large Area Space Telescope (GLAST)	1

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.
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
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 ⓘ GLAST ⓘ linked to: Fermi Gamma-ray Space Telescope
collaboratingAgency	French Space Agency CNES ⓘ linked to: CNES Italian Space Agency ASI ⓘ linked to: Italian Space Agency 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 II 7920H-10C ⓘ linked to: Delta rocket
manufacturer	General Dynamics C4 Systems ⓘ linked to: General Dynamics
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	Large Area Telescope ⓘ linked to: Fermi Gamma-ray Space 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

Referenced by (31)

Full triples — surface form annotated when it differs from this entity's canonical label.

NASA Astrophysics Division → overseesMission → Fermi Gamma-ray Space Telescope ⓘ

Goddard Space Flight Center → developed → Fermi Gamma-ray Space Telescope ⓘ

Enrico Fermi → hasEponym → Fermi Gamma-ray Space Telescope ⓘ

NASA APD → overseesMission → Fermi Gamma-ray Space Telescope ⓘ

Fermi Gamma-ray Space Telescope → alsoKnownAs → GLAST ⓘ