Science ❯ Astronomy ❯ Planetary Formation

Planetary Atmospheres

Habitability Criteria Gas Giants Molecular Composition Carbon Atmospheres

Oxford-Led Study Identifies Sulfur-Rich Magma-Ocean Planet, Proposing a New Exoplanet Class

Computer models tied to JWST spectra explain the planet’s low density by coupling a deep molten mantle to a hydrogen‑sulfur atmosphere.

Webb Finds Carbon-Rich Atmosphere on Lemon-Shaped Planet Orbiting a Pulsar

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