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James Webb Space Telescope

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Interstellar Comet 3I/ATLAS Shows Ancient, Cold Origin in JWST and Ground Spectra

New isotopic measurements point to formation in a metal-poor near-30 kelvin environment, suggesting the comet may date from 10–12 billion years ago.

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

JWST Reveals Nine Distant ‘Platypus’ Galaxies With Star-Like Profiles and Galaxy-Like Spectra

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

Webb Spots Carbon-Rich, Lemon-Shaped Planet Orbiting a Pulsar

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

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

JWST Finds Phosphine on Ancient Brown Dwarf, Matching Model Predictions

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

Webb Reveals Butterfly Nebula’s Hidden Core and Planet-Building Dust

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

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

Asteroid 2024 YR4 Now Has 4.3% Chance of Striking the Moon