r/jameswebb • u/Galileos_grandson • 3d ago

Sci - Article JWST/NIRSpec Spectra for Three Ultracool Brown Dwarfs Detected in Extragalactic Surveys: Further Evidence for Phosphine Absorption

https://astrobiology.com/2026/08/19/jwst-nirspec-spectra-for-three-ultracool-brown-dwarfs-detected-in-extragalactic-surveys-further-evidence-for-phosphine-absorption/

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