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Planetary Atmospheres

Chemical Composition Atmospheric Composition Gas Giants Magnetic Fields Temperature Variations Jupiter Ionosphere Atmospheric Studies Ice Giants CO2 Photolysis

Webb Detects Hidden Giant Planet Beta Pictoris d Inside Debris Disk

NIRSpec spectroscopy revealed the planet’s molecular fingerprint, a technique that could uncover other worlds concealed by dusty disks.

TESS Confirms Two Jupiter‑Sized Super‑Puff Planets

ALMA Finds Deep Carbon Monoxide That Points to an Ice-Rich Uranus

Study Reports Tenuous Atmosphere on a 500-Kilometer Kuiper Belt World

JWST Spots Water-Ice Clouds on Nearby Jupiter-Like World

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

JWST Finds Metal-Poor Atmosphere on Giant Planet Around a Small Red Dwarf

JWST Maps Tie Saturn’s Rotation Mystery to an Aurora-Driven Heat Loop

NASA Unveils Paired Webb and Hubble Views of Saturn

JWST Charts Uranus’s Upper Atmosphere in 3D, Exposing Auroral Bands and a Cooling Trend

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

Earth-Size, Yearlong-Orbit Exoplanet Candidate Found 146 Light-Years Away

JWST Maps Comet-Like Helium Escape From Super-Puff Exoplanet WASP-107b

Mars Dust Devils Clock 160 km/h in New Orbital Study

JWST Reveals Unexplained ‘Dark Beads’ and Asymmetric Star Pattern Over Saturn’s North Pole

Webb Spots Methane Gas Above Dwarf Planet Makemake

Study Finds Uranus Emits 12.5% More Heat Than It Absorbs

JWST spots silicon monoxide and methane in WASP-121b’s atmosphere, revealing its icy origins

Uranus Stellar Occultation Reveals New Atmospheric and Orbital Insights

James Webb Telescope Captures Neptune's Auroras for the First Time