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Gas Giants

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JWST Delivers First 3D Map of an Exoplanet's Atmosphere

A spectroscopic eclipse‑mapping analysis of WASP‑18b reveals a dayside hotspot with signs of water breakdown.

JWST Finds Phosphine on Ancient Brown Dwarf, Matching Model Predictions

JWST Confirms First Silane Detection in Ancient Brown Dwarf, Recasting Planetary Cloud Chemistry

Webb Detects First Silane in Ancient Brown Dwarf, Clarifying Jupiter–Saturn Silicon Mystery

Webb Uncovers Provisional Saturn-Mass Exoplanet in Alpha Centauri A’s Habitable Zone

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