Juno

E520490

NASA spacecraft space probe

Juno is a NASA space probe designed to study Jupiter’s composition, gravity field, magnetic field, and polar magnetosphere to better understand the planet’s formation and evolution.

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All labels observed (1)

Label	Occurrences
Juno canonical	15

How this entity was disambiguated

This entity first appeared as the object of triple T5458684 — 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: Juno
Context triple: [Atlas V, notablePayload, Juno]

A. Juno
Juno is a 2007 coming-of-age comedy-drama film about a witty teenager dealing with an unplanned pregnancy, widely praised for its sharp dialogue and performances.
B. Juno
Juno is the ancient Roman queen of the gods, associated with marriage, childbirth, and the protection of the state.
C. Rhea
Rhea is a Titaness in Greek mythology, best known as the mother of several Olympian gods, including Zeus, whom she saved from being devoured by his father Cronus.
D. Rhea
Rhea is a genus of large, flightless birds native to South America, commonly known as rheas and related to ostriches and emus.
E. Rhea
Rhea is the second-largest moon of Saturn, an icy, heavily cratered satellite discovered in 1672 by Giovanni Domenico Cassini.
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: Juno
Target entity description: Juno is a NASA space probe designed to study Jupiter’s composition, gravity field, magnetic field, and polar magnetosphere to better understand the planet’s formation and evolution.

A. Juno
Juno is a 2007 coming-of-age comedy-drama film about a witty teenager dealing with an unplanned pregnancy, widely praised for its sharp dialogue and performances.
B. Juno
Juno is the ancient Roman queen of the gods, associated with marriage, childbirth, and the protection of the state.
C. Rhea
Rhea is a Titaness in Greek mythology, best known as the mother of several Olympian gods, including Zeus, whom she saved from being devoured by his father Cronus.
D. Rhea
Rhea is a genus of large, flightless birds native to South America, commonly known as rheas and related to ostriches and emus.
E. Rhea
Rhea is the second-largest moon of Saturn, an icy, heavily cratered satellite discovered in 1672 by Giovanni Domenico Cassini.
F. None of above. chosen

Statements (51)

Predicate	Object
instanceOf	NASA spacecraft ⓘ space probe ⓘ
communicationBand	Ka-band ⓘ X-band ⓘ
discoveries	complex, deep atmospheric jet streams on Jupiter ⓘ detailed structure of Jupiter’s polar auroras ⓘ evidence for a diluted or fuzzy Jupiter core ⓘ
enteredJupiterOrbit	2016-07-05 UTC ⓘ
hostPlanet	Jupiter ⓘ
imageProvider	JunoCam citizen science images of Jupiter’s atmosphere ⓘ
inclination	about 90 degrees to Jupiter’s equator ⓘ
instrument	GRS / JIRAM (Jovian Infrared Auroral Mapper) ⓘ linked to: Jovian Infrared Auroral Mapper (JIRAM) JADE (Jovian Auroral Distributions Experiment) ⓘ linked to: Jovian Auroral Distributions Experiment (JADE) JEDI (Jupiter Energetic-particle Detector Instrument) ⓘ linked to: Jovian Energetic Particle Detector Instrument (JEDI) JunoCam ⓘ MAG (magnetometer) ⓘ MWR (Microwave Radiometer) ⓘ linked to: Microwave Radiometer (MWR) UVS (Ultraviolet Spectrograph) ⓘ linked to: Ultraviolet Imaging Spectrograph (UVS) Waves (Radio and Plasma Wave Sensor) ⓘ
JupiterOrbitInsertionBurn	2016-07-04 local date ⓘ
launchCountry	United States ⓘ linked to: United States of America
launchDate	2011-08-05 ⓘ
launchSite	Cape Canaveral Air Force Station Space Launch Complex 41 ⓘ
launchVehicle	Atlas V 551 ⓘ
manufacturer	Lockheed Martin Space Systems ⓘ linked to: Lockheed Martin Space
massAtLaunch	about 3625 kg ⓘ
missionCost	approximately 1.1 billion USD ⓘ
missionNumberInProgram	second New Frontiers mission ⓘ
missionPhase	extended mission ⓘ
missionType	Jupiter orbiter ⓘ planetary science mission ⓘ
namedAfter	Roman goddess Juno ⓘ
operator	NASA ⓘ
orbitType	highly elliptical polar orbit ⓘ
periapsisAltitudeAboveJupiterClouds	about 4200 km (nominal early mission) ⓘ
powerSource	solar panels ⓘ
powerType	solar-powered ⓘ
primaryObjective	study Jupiter’s composition ⓘ study Jupiter’s gravity field ⓘ study Jupiter’s magnetic field ⓘ study Jupiter’s polar magnetosphere ⓘ
principalInvestigator	Scott J. Bolton ⓘ
principalInvestigatorInstitution	Southwest Research Institute ⓘ
program	New Frontiers program ⓘ
propulsionType	bipropellant main engine ⓘ
radiationMitigation	titanium radiation vault ⓘ
scientificGoal	understand Jupiter’s evolution ⓘ understand Jupiter’s formation ⓘ
solarArraySpan	about 20 meters ⓘ
spaceAgency	NASA ⓘ
target	Jupiter ⓘ