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Dr Ryan MacDonald
distantworlds.space
did:plc:hfr6vsgysggqew64kpowxwvb
A new paper presents the first mid-infrared spectrum of K2-18b, using the MIRI instrument on JWST.
The paper claims a 3σ detection of the biosignature candidate molecules DMS and/or DMDS (the 'and/or' is important).
So how does this stack up?
Madhusudhan+2025:
https://iopscience.iop.org/article/10.3847/2041-8213/adc1c8
2025-04-17T16:08:01.628Z