Science ❯ Astronomy ❯ Observational Astronomy

James Webb Space Telescope

Galaxy Observations Infrared Observations Cosmic Discoveries Spectroscopy JWST Discoveries Galaxy Formation Data Analysis Astronomical Discoveries Extragalactic Surveys Near-Infrared Imaging NIRSpec Instrument NIRCam COSMOS Field Galactic Observations NIRCam Observations Distant Galaxies Infrared Astronomy NIRCAM Observations Mid-Infrared Instrument Near-Infrared Observations Galaxy Studies Measurement Errors Findings Planetary Studies Asteroid Monitoring PANORAMIC Survey Telescope Observations Galactic Discoveries Mid-Infrared Observations NIRSpec Spectroscopy Exoplanet Imaging COSMOS-Web Survey TRAPPIST-1 d Gravitational Lensing Cosmic Microwave Background ALMA Observations Early Universe Observations Extragalactic Observations Exoplanet Research Early Universe Discoveries Cosmic Mapping SIMP-0136 Observations European Southern Observatory Deep Field Surveys Dark Star Discoveries JWST/MIRI Observations High-Redshift Galaxies Lensed AGN NIRSpec Observations NIRISS Spectrograph Galactic Studies Atacama Large Millimeter Array Mid-Infrared Imaging JWST Observations Luminosity Functions Atacama Large Millimetre Array ALMA Space Exploration Astrophysical Discoveries High-Redshift Sources Planetary Observations Data Analysis Techniques Gravitational Wave Detections Mid-Infrared Spectroscopy Infrared Spectroscopy Early Observations Spectroscopic Analysis CEERS Survey NGC 1333 Star Cluster Planet Detection Star-Forming Regions JADES Collaboration Early Universe LID-568 FRESCO Program FRESCO Survey Cosmic Dawn Exoplanet Observations Cosmic Imaging Black Hole Detection Astrochemical Modeling Red Unknowns Survey Exoplanet Atmospheres Near-Infrared Camera Flares of Light

JWST Spots Most Distant ‘Jellyfish’ Galaxy Candidate at Redshift 1.156

Gas tails with newborn star clumps point to ram-pressure stripping in a dense cluster environment.

JWST Spots Sulfur in HR 8799 c, Strengthening Case for Core Accretion

JWST Finds Compact Five-Galaxy Merger From 800 Million Years After the Big Bang

Webb Links Protostellar Bursts to Crystal Formation and Outflows in EC 53

Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

JWST and ALMA Reveal Early Massive Galaxy Quenched by Black Hole Starvation

Earliest Superheated Galaxy-Cluster Atmosphere Detected Challenges Formation Models

JWST Reveals Pulsar-Orbiting ‘Lemon’ Planet With Helium–Carbon Atmosphere

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

JWST Spots Record-Distant Supernova Tied to March Gamma-Ray Burst

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

JWST Reveals 'Alaknanda,' a Milky Way–Like Spiral 1.5 Billion Years After the Big Bang

Webb Maps Four Dust Spirals and Confirms Third Star in Rare Apep Wolf-Rayet System

Webb Unveils Red Spider Nebula’s Closed Lobes, Iron‑Traced Jet, and Shrouded Core

JWST Finds Five Complex Organic Ices Around a Protostar in the Large Magellanic Cloud

JWST Study Flags Four Possible ‘Dark Stars,’ Including One With Tentative Helium Signature

Astronomers Report Most Metal-Poor Star Yet From the Large Magellanic Cloud

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

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

Vast Simulations Sharpen Limits on Primordial Magnetism With 0.2-Nanogauss Best Fit