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James Webb Space Telescope

Infrared Observations Spectroscopy Galaxy Observations Cosmic Discoveries Galaxy Formation Data Analysis JWST Discoveries Mid-Infrared Instrument NIRSpec Instrument NIRCam

JWST Reveals Lemon-Shaped Pulsar Companion With Carbon–Helium Atmosphere

Spectra reveal molecular carbon in a helium-dominated atmosphere with extreme elemental ratios that existing formation theories fail to explain.

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

Free-Floating Planet Registers Record Growth Burst Spotted by ESO’s VLT

JWST Studies Reveal Mixed ‘Little Red Dot’ Population as Extreme Object Spurs ‘Black Hole Star’ Test

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

JWST Survey Points to 'Black Hole Stars' as the Source of Early-Universe Red Dots

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

JWST Spots Unusually Compact Early-Universe Black Hole That May Predate Its Galaxy

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

Webb Traces Planet-Building Dust from Butterfly Nebula to ‘Butterfly Star’ Disk

JWST Finds CO2-Dominated Planet-Forming Disk in NGC 6357 With Little Water

New Modeling Strengthens Direct-Collapse Black Hole Explanation for JWST’s ‘Little Red Dots’