Science ❯ Chemistry

Astrochemistry

Molecular Formation Molecular Composition Chemical Composition Molecular Chemistry Molecular Detection Molecular Biology Organic Molecules Comet Composition Prebiotic Chemistry Cosmic Dust Interstellar Chemistry Chemical Compounds Chemical Enrichment Polycyclic Aromatic Hydrocarbons Molecular Clouds Molecular Structures Carbon Compounds Chemical Signatures Organic Chemistry Molecular Reactions Metallicity Gas Emissions Surface Composition Carbon Chemistry Chemical Elements Chemical Elements Distribution Cosmic Materials Data-Driven Discovery Surface Reactions Molecular Observations Atmospheric Composition Elemental Composition Macromolecules Atmospheric Chemistry Volatile Compounds Catalysis Material Properties Molecular Analysis Molecular Hydrogen Sample Analysis Molecular Gas Composition of Celestial Bodies Chemical Composition of Comets Organic Compounds Hydroxyl Radicals Gaseous Elements Chemical Composition of Celestial Bodies Molecules Hydroxyl Detection

Webb Resolves Dawn and Dusk on Hot Jupiters

Separating morning and evening terminators reveals different chemistry, clouds and winds that change inferred atmospheric compositions.

Study Finds Earth’s Phosphorus and Nitrogen Came From the Inner Solar System

Webb Detects Methane on Interstellar Comet 3I/ATLAS

Interstellar Comet 3I/ATLAS Shows Extreme Heavy-Water Enrichment, Study Finds

Astronomers Find Most Pristine Star Yet From the Large Magellanic Cloud

Hubble Accidentally Captures Comet C/2025 K1 Splitting Into Multiple Fragments

ALMA Unveils Record 650-Light-Year Mosaic of the Milky Way’s Turbulent Core

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

Lab-Made Cosmic Dust Matches Space Signatures in Peer-Reviewed Study

Lab Study Shows Peptides Can Form on Icy Space Dust Under Cosmic-Ray Conditions

JWST Detects Chemical Fingerprint of Primordial 'Monster Stars' in Early Galaxy

ALMA Spots Methanol-Rich Chemistry in Interstellar Visitor 3I/ATLAS

JWST Finds Phosphine on Ancient Brown Dwarf, Matching Model Predictions

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

3I/ATLAS Shows Growing Tail and Rapid Brightening as Evidence Favors a Natural Comet

Hubble Spots White Dwarf Devouring Icy, Nitrogen-Rich Exo‑Pluto Fragment

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

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

Researchers Identify Sulfur Trapped in Interstellar Ices

First Synthesis of Methanetetrol Reveals Photodissociation Hurdles for Interstellar Detection