Science ❯ Astrophysics

Chemical Composition

Metallicity Element Formation Stellar Evolution Spectroscopy Molecular Chemistry Stellar Chemistry Polycyclic Aromatic Hydrocarbons Nitrogen in Galaxies Atmospheric Analysis Volatile Compounds

5 ARTICLES

last mo.

JWST Captures First Spectrum of the Pink Planet and Finds Salt‑Cloudy Atmosphere

Model fits require a layer of condensed salt clouds to reconcile the spectrum, motivating follow‑up JWST observations to test cloud composition and the object's origin.

3 ARTICLES

last mo.

ALMA Unveils 650-Light-Year Mosaic of the Milky Way’s Core, Revealing a Dense Filament Web

11 ARTICLES

6mo ago

JWST Confirms MoM‑z14, Most Distant Galaxy Yet, at Redshift 14.44

6 ARTICLES

6mo ago

Giant Metal-Bearing Cloud Tied to Hidden Companion Explains Months-Long Dimming of Sun-Like Star

5 ARTICLES

7mo ago

Interstellar Comet 3I/ATLAS Makes Closest Earth Pass Today at 270 Million Km

3 ARTICLES

7mo ago

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

3 ARTICLES

9mo ago

NASA Activates Global Watch on Interstellar Comet 3I/ATLAS Ahead of Oct. 29 Perihelion

5 ARTICLES

9mo ago

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

7 ARTICLES

10mo ago

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

6 ARTICLES

10mo ago

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

3 ARTICLES

11mo ago

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

9 ARTICLES

11mo ago

James Webb Uncovers Massive Early Galaxies and a Fading Exoplanet Candidate

18 ARTICLES

last yr.

Astronomers Map 3D Atmosphere of Distant Exoplanet WASP-121b

3 ARTICLES

last yr.

James Webb Telescope Reveals Rare Star Formation in Isolated Dwarf Galaxy Leo P

Chemical Composition

JWST Captures First Spectrum of the Pink Planet and Finds Salt‑Cloudy Atmosphere

JWST Spectrum Shows Some ‘Little Red Dots’ Are Accreting Black Holes

Ancient Metal-Poor Stars Found Inside Milky Way’s Disk

JWST Spots Record-Low Metallicity in ‘Forbidden’ Giant Planet’s Atmosphere

ALMA Unveils 650-Light-Year Mosaic of the Milky Way’s Core, Revealing a Dense Filament Web

JWST Confirms MoM‑z14, Most Distant Galaxy Yet, at Redshift 14.44

Giant Metal-Bearing Cloud Tied to Hidden Companion Explains Months-Long Dimming of Sun-Like Star

Interstellar Comet 3I/ATLAS Makes Closest Earth Pass Today at 270 Million Km

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

NASA Activates Global Watch on Interstellar Comet 3I/ATLAS Ahead of Oct. 29 Perihelion

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Chemical Composition

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

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

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

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

James Webb Uncovers Massive Early Galaxies and a Fading Exoplanet Candidate

Astronomers Map 3D Atmosphere of Distant Exoplanet WASP-121b

James Webb Telescope Reveals Rare Star Formation in Isolated Dwarf Galaxy Leo P

Never miss stories about

Chemical Composition