James Webb Space Telescope

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The James Webb Space Telescope is a large, space-based observatory designed to study the universe in infrared light, revealing the formation of the first galaxies, stars, and planetary systems with unprecedented sensitivity and resolution.

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Predicate Object
instanceOf NASA space observatory
infrared observatory
space telescope
abbreviation JWST
capability coronagraphic imaging
deep field imaging
multi-object spectroscopy
time-series observations
transit spectroscopy of exoplanets
communicationBand Ka-band
S-band
constructionStart early 2000s
coolingMethod cryocooler for mid-infrared instrument
passive cooling
costEstimate around 10 billion US dollars
countryOfLaunch France
dataArchive Mikulski Archive for Space Telescopes
designedOperatingTemperature around 40 Kelvin
developmentProgram NASA Great Observatories program successor
distanceFromEarth approximately 1.5 million kilometers
fieldOfRegard approximately 39 percent of the sky at any time
firstImagesReleaseDate 2022-07-12
firstLightDate 2022-07-12
fullName James Webb Space Telescope
hasInstrument FGS/NIRISS
MIRI
NIRCam
NIRSpec
instrumentType Fine Guidance Sensor
Mid-Infrared Instrument
Near Infrared Camera
linked to: NIRCam

Near Infrared Imager and Slitless Spectrograph
Near Infrared Spectrograph
linked to: NIRSpec
internationalCollaboration NASA–ESA–CSA collaboration
launchDate 2021-12-25
launchLocation Kourou, French Guiana
linked to: Guiana Space Centre
launchSite Guiana Space Centre
launchVehicle Ariane 5 ECA
librationPoint Sun–Earth L2
locatedAt space
massAtLaunch approximately 6200 kilograms
mirrorManufacturer Ball Aerospace
missionStart 2021-12-25
missionType astronomy
cosmology
namedAfter James E. Webb
notableFirstImageTarget Carina Nebula
SMACS 0723 galaxy cluster
Southern Ring Nebula
Stephan's Quintet
notableFirstSpectrumTarget exoplanet WASP-96b
numberOfPrimaryMirrorSegments 18
observes Solar System objects
exoplanets
galaxies
nebulae
star-forming regions
operator Canadian Space Agency
European Space Agency
NASA
orbitType halo orbit around Sun–Earth L2 point
orientationConstraint sunshield must face the Sun, Earth, and Moon
originalPlannedLaunchYear around 2007
plannedExtendedMissionDuration 10 years or more
powerSource solar arrays
predecessor Hubble Space Telescope
Spitzer Space Telescope
primaryContractor Northrop Grumman
primaryMirrorDiameter 6.5 meters
primaryMirrorShape segmented hexagonal mirror
primaryMissionDuration 5 years
primaryScienceBand infrared
projectPhase operational
scienceGoal characterize exoplanet atmospheres
observe reionization era
study evolution of galaxies
study first galaxies
study objects in the Solar System
study planetary system formation
study protoplanetary disks
study star formation
study stellar populations
scienceOperationsCenter Space Telescope Science Institute
spaceAgency CSA
ESA
NASA
successorTo Hubble Space Telescope in infrared
Spitzer Space Telescope in infrared
sunshieldFunction thermal protection
sunshieldLayers 5
sunshieldManufacturer Northrop Grumman
sunshieldMaterial Kapton
telescopeType Ritchey–Chrétien reflector
wavelengthRange 0.6 to 28 micrometers

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Referenced by (81)

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

NASA launchedMission James Webb Space Telescope
Hubble Space Telescope successor James Webb Space Telescope
James Webb Space Telescope fullName James Webb Space Telescope
James Webb Space Telescope abbreviation JWST
linked to: James Webb Space Telescope
NASA Astrophysics Division overseesMission James Webb Space Telescope
Northrop Grumman developed James Webb Space Telescope primary mirror
linked to: James Webb Space Telescope
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Guiana Space Centre launchesFromHere James Webb Space Telescope
Sun–Earth L2 usedBy James Webb Space Telescope
NIRCam partOf James Webb Space Telescope
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MIRI partOf James Webb Space Telescope
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MIRI observatory JWST
linked to: James Webb Space Telescope
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linked to: James Webb Space Telescope
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linked to: James Webb Space Telescope
NASA–ESA–CSA collaboration notableWork James Webb Space Telescope
SMACS 0723 galaxy cluster observedBy James Webb Space Telescope
SMACS 0723 galaxy cluster featuredIn JWST image known as Webb’s First Deep Field
linked to: James Webb Space Telescope
Carina Nebula observedBy James Webb Space Telescope
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WASP-96b observedBy James Webb Space Telescope
subject linked to: exoplanet WASP-96b
NIRSpec partOf James Webb Space Telescope
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Southern Ring Nebula observedBy James Webb Space Telescope
James E. Webb familyName Webb
linked to: James Webb Space Telescope
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Near Infrared Imager and Slitless Spectrograph partOf James Webb Space Telescope
Near Infrared Imager and Slitless Spectrograph telescope James Webb Space Telescope
Near Infrared Imager and Slitless Spectrograph developedFor James Webb Space Telescope mission
linked to: James Webb Space Telescope
Near Infrared Imager and Slitless Spectrograph mission James Webb Space Telescope
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Aston Webb familyName Webb
linked to: James Webb Space Telescope
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Nancy Grace Roman Space Telescope relatedTo James Webb Space Telescope
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Ariane launch vehicle programme notableMissionLaunched James Webb Space Telescope