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James Webb Space Telescope

Spectroscopy Transmission Spectroscopy Near-Infrared Imaging PANORAMIC Survey Gravitational Lensing Infrared Astronomy Chemical Analysis Transit Method MIRI Instrument Data Analysis ALMA Integral Field Spectrograph Subaru Telescope Transit Spectroscopy Supernova Observations Infrared Cameras Gas Composition Coronagraphy Atmospheric Measurements Infrared Imaging Near-Infrared Spectroscopy Infrared Observations NIRISS Instrument Hot Jupiters Direct Imaging NIRSpec Instrument Data Processing High-Resolution Imaging Mid-Infrared Instrument

JWST Spectra Show Hidden Low‑Mass Stars That Raise Galaxy Masses

New deep JWST and VLT spectra point to a bottom-heavy initial mass function that increases inferred stellar mass and pressures theories of early galaxy growth.

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Webb Finds Salt Clouds Veiling the Atmosphere of GJ 504 b

Webb Resolves Dawn and Dusk on Hot Jupiters

JWST Weighs Dormant Black Hole 10 Billion Light-Years From Earth

JWST Delivers First 3D Map of an Exoplanet's Atmosphere

JWST Study Finds Aurora-Driven Heating and Thermal Inversion on Nearby Rogue World SIMP-0136