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instanceOf
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NASA space observatory
ⓘ
infrared observatory
ⓘ
space telescope
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abbreviation
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James Webb Space Telescope
self-linksurface differs
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surface form:
JWST
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capability
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coronagraphic imaging
ⓘ
deep field imaging
ⓘ
multi-object spectroscopy
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time-series observations
ⓘ
transit spectroscopy of exoplanets
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communicationBand
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Ka-band
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S-band
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constructionStart
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early 2000s
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coolingMethod
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cryocooler for mid-infrared instrument
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passive cooling
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costEstimate
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around 10 billion US dollars
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countryOfLaunch
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France
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dataArchive
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Mikulski Archive for Space Telescopes
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designedOperatingTemperature
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around 40 Kelvin
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developmentProgram
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NASA Great Observatories program successor
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distanceFromEarth
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approximately 1.5 million kilometers
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fieldOfRegard
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approximately 39 percent of the sky at any time
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firstImagesReleaseDate
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2022-07-12
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firstLightDate
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2022-07-12
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fullName
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James Webb Space Telescope
self-link
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hasInstrument
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FGS/NIRISS
ⓘ
MIRI
ⓘ
NIRCam
ⓘ
NIRSpec
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instrumentType
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Fine Guidance Sensor
ⓘ
Mid-Infrared Instrument
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NIRCam
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surface form:
Near Infrared Camera
Near Infrared Imager and Slitless Spectrograph
ⓘ
NIRSpec
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surface form:
Near Infrared Spectrograph
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internationalCollaboration
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NASA–ESA–CSA collaboration
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launchDate
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2021-12-25
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launchLocation
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Guiana Space Centre
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surface form:
Kourou, French Guiana
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launchSite
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Guiana Space Centre
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launchVehicle
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Ariane 5 ECA
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librationPoint
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Sun–Earth L2
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locatedAt
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space
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massAtLaunch
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approximately 6200 kilograms
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mirrorManufacturer
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Ball Aerospace
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missionStart
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2021-12-25
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missionType
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astronomy
ⓘ
cosmology
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namedAfter
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James E. Webb
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notableFirstImageTarget
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Carina Nebula
ⓘ
SMACS 0723 galaxy cluster
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Southern Ring Nebula
ⓘ
Stephan's Quintet
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notableFirstSpectrumTarget
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exoplanet WASP-96b
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numberOfPrimaryMirrorSegments
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18
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observes
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Solar System objects
ⓘ
exoplanets
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galaxies
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nebulae
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star-forming regions
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operator
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Canadian Space Agency
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European Space Agency
ⓘ
NASA
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orbitType
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halo orbit around Sun–Earth L2 point
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orientationConstraint
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sunshield must face the Sun, Earth, and Moon
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originalPlannedLaunchYear
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around 2007
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plannedExtendedMissionDuration
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10 years or more
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powerSource
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solar arrays
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predecessor
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Hubble Space Telescope
ⓘ
Spitzer Space Telescope
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primaryContractor
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Northrop Grumman
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primaryMirrorDiameter
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6.5 meters
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primaryMirrorShape
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segmented hexagonal mirror
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primaryMissionDuration
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5 years
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primaryScienceBand
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infrared
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projectPhase
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operational
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scienceGoal
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characterize exoplanet atmospheres
ⓘ
observe reionization era
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study evolution of galaxies
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study first galaxies
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study objects in the Solar System
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study planetary system formation
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study protoplanetary disks
ⓘ
study star formation
ⓘ
study stellar populations
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scienceOperationsCenter
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Space Telescope Science Institute
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spaceAgency
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CSA
ⓘ
European Space Agency
ⓘ
surface form:
ESA
NASA
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successorTo
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Hubble Space Telescope in infrared
ⓘ
Spitzer Space Telescope in infrared
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sunshieldFunction
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thermal protection
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sunshieldLayers
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5
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sunshieldManufacturer
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Northrop Grumman
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sunshieldMaterial
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Kapton
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telescopeType
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Ritchey–Chrétien reflector
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wavelengthRange
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0.6 to 28 micrometers
ⓘ
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