Toi-199b on Startgaze — Astronomy, Stargazing & Space Sciencehttps://www.startgaze.com/tags/toi-199b/Recent content in Toi-199b on Startgaze — Astronomy, Stargazing & Space ScienceHugoen-usSat, 30 May 2026 07:37:38 +0000JWST found methane on a Saturn-sized world with Earth-like temperatureshttps://www.startgaze.com/posts/2026-05-30-jwst-methane-exo-saturn-toi-199b/Sat, 30 May 2026 07:37:38 +0000https://www.startgaze.com/posts/2026-05-30-jwst-methane-exo-saturn-toi-199b/TOI-199b is the first temperate giant exoplanet whose atmosphere JWST has characterized. Methane, and hints of ammonia, open a new class of worlds to study.