Science ❯ Astrophysics

Planetary Atmospheres

Chemical Composition Atmospheric Loss Gas Giants Mars Auroras Atmospheric Composition Atmospheric Studies Methane Chemistry Radiation Effects Habitability Atmospheric Dynamics Transmission Spectroscopy Weather Patterns Hydrogen-rich Atmosphere Hydrogen Atmospheres Temperature Effects Convection Thermal Emission Magnetic Fields Hydrogen Dominance Mercury's Environment Temperature Variations Atmospheric Erosion Water Distribution Saturn's Rings WASP-127b

Webb Maps Cloudy Mornings and Clear Evenings on Hot Jupiter WASP‑94A b

Limb‑resolved JWST/NIRISS spectra show mineral clouds form on the nightside then evaporate on the dayside, prompting a reassessment of earlier averaged composition measurements.

JWST Reveals Dark, Airless Surface on Rocky Exoplanet LHS 3844 b

Cassini Data Show Saturn’s Magnetic Cusp Is Skewed Toward Dusk

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

Saturn’s Rings Nearly Vanish This Weekend as Earth Hits Edge-On View

Gas Giant HIP 67522 b Triggers Intense Stellar Flares, Accelerating Its Atmospheric Loss

Webb Reveals Silicate Clouds and Moon-Forming Disk in YSES-1 System

Webb Images One of Coldest Exoplanets in Chaotic Misaligned System

Saturn-Sized Exoplanet Orbits Record-Low Mass Star, Challenging Formation Theories

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