A precise metallicity and carbon-to-oxygen ratio for a warm giant exoplanet from its panchromatic JWST emission spectrum

Proceedings of the National Academy of Sciences, Volume 122, number 39, September 2025.
Meaning in the past three decades, research on exoplanets has gone from the discovery of the planet to the detection of molecules in the atmospheres of exoplanets and the identification of trends at the level of the population which shed light on the hypotheses on the formation of planets. Giants of hot gas around …