Recent findings suggest the detection of dimethyl sulfide (DMS) on an exoplanet, K2-18 b, located 124 light-years away, which may be indicative of biological processes. DMS is known to be produced significantly by living organisms, particularly marine phytoplankton on Earth. Observations pointed out the potential for extraterrestrial life forms that could survive in a hydrogen-rich atmosphere and thrive in oceanic conditions. Discussions emphasize the implications of these findings while recognizing the complexities of abiotic pathways for DMS production. This discovery resonates with themes from science fiction literature, sparking excitement and speculation about the nature of life beyond Earth. Optimistic views are tempered by caution regarding our understanding of planetary chemistry and the potential for misinterpretation of results.