HD 191939 Revisited: New And Refined Planet Mass Determinations, And A New Planet In The Habitable Zone - Astrobiology - Astrobiology News
HD 191939 (TOI-1339) is a nearby (d=54pc), bright (V=9mag), and inactive Sun-like star (G9 V)
Synthetic transmission spectra for HD 191939 d. Models assuming a clear atmosphere with solar abundances (solid red line), a clear atmosphere with metallicity enhanced by a factor of 100 (blue dashed… [+2632 chars]
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