K2-18b Under Scrutiny: Conflicting Analyses of Dimethyl Sulfide Signals and the Call for Further Observations
To the point
Jake Taylor's independent reanalysis questions Madhusudhan's claim of sulfur gases like DMS or DMDS in K2-18b's atmosphere, the signal is only about three sigma and not robust, and more independent analyses and observations are needed to confirm whether the signals are real or noise and to assess the planet's habitability given its proximity to its star.
