JWST mid-IR spectroscopy shows LHS 3844 b has a dark, space-weathered, low-silica surface with no evidence of accumulated CO2 or SO2 gases.
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JWST transmission spectrum of WASP-80 b yields log10 X_CS2 = -2.25 with evidence for carbon-sulfur chemical coupling via CH2S networks.
citing papers explorer
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The dark and featureless surface of rocky exoplanet LHS 3844 b from JWST mid-infrared spectroscopy
JWST mid-IR spectroscopy shows LHS 3844 b has a dark, space-weathered, low-silica surface with no evidence of accumulated CO2 or SO2 gases.
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The Identification of CS2 and Evidence for Carbon-Sulfur Chemical Coupling in a Warm Giant Exoplanet Atmosphere
JWST transmission spectrum of WASP-80 b yields log10 X_CS2 = -2.25 with evidence for carbon-sulfur chemical coupling via CH2S networks.