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James Webb Space Telescope

Observations Observational Techniques Observational Astronomy Discoveries Infrared Observations NIRISS Instrument Observational Data NIRCam Observations NIRSpec Instrument NIRCam Observational Studies MIRI Instrument Star Formation Thermal Radiation Measurements JWST Discoveries Observational Discoveries Operations Image Capture Data Capture Cost Galaxies Black Holes Planets Stellar Evolution Observations of Nebulae Transmission Spectroscopy Distance Measurement Observations of Early Universe Auroras Auroras on Neptune NIRCam and MIRI Instruments NIRCam and MIRI Observations of Asteroids Near-Infrared Camera NIRCam Instruments Images Mission Launch Anniversary Data Analysis Image Quality Future Studies Observation of M82 Scientific Discoveries Near-Infrared Camera Research Findings Hubble Space Telescope Observational Astrobiology Chemical Detection NIRSpec Observations Cat's Paw Nebula Observations of Exoplanets Atmospheric Studies Observations of SIMP-0136 Mid-Infrared Instrument Spectroscopy Infrared Detection Miri Instrument Observations of Comets Observations of Celestial Objects JADES Project JWST Deep Extragalactic Survey Helium Detection Astronomical Discoveries Biomarkers Imaging of Eagle Nebula Observations of Arp 142 Galaxy Observations Galaxy Imaging Universe Study Exoplanet Exploration Habitability Research Arp 142 Uranus NGC 1333 Nebula NIRCam Spectroscopy Hubble Constant

Webb Finds Carbon-Rich Atmosphere on Lemon-Shaped Planet Orbiting a Pulsar

Webb’s infrared spectra reveal a helium–carbon atmosphere with pronounced tidal deformation.

Webb Data Point to Thick Atmosphere on Ultra‑Hot Super‑Earth TOI‑561 b

JWST Maps Giant Dual Helium Tails Streaming From Ultra-Hot Jupiter WASP-121 b

JWST Maps Comet-Like Helium Escape From Super-Puff Exoplanet WASP-107b

Webb Confirms Overmassive Black Hole Feeding in a Galaxy 570 Million Years After the Big Bang

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

JWST Finds Phosphine on Ancient Brown Dwarf, Matching Model Predictions

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

Webb Makes First Direct Chemical Reading of a Moon-Forming Disk Around CT Cha b

Webb Study Detects Auroral Heating and Sub‑5°C Weather Shifts on Rogue Planet SIMP‑0136

JWST Reveals Unexplained ‘Dark Beads’ and Asymmetric Star Pattern Over Saturn’s North Pole

Webb Spots Dark Beads and Lopsided Star Pattern Aligned Over Saturn’s Hexagon

JWST Study Proposes ‘Black Hole Stars’ to Explain Mysterious Early‑Universe Red Dots

Webb Spots Methane Gas Above Dwarf Planet Makemake

JWST Spots Tentative Signs of an Atmosphere on TRAPPIST-1e

Webb Reveals Pismis 24’s Turbulent Stellar Nursery in Striking NIRCam Image

JWST Study Points to Earendel Being a Compact Star Cluster

Webb Telescope Rules Out Atmosphere on Earth-Sized Exoplanet TRAPPIST-1 d

JWST Begins Atmospheric Probe of L 98-59 After Fifth Habitable-Zone Planet Confirmed

JWST to Target Triple Black Hole in Ringed Infinity Galaxy