The Evolutionary Pathways of K2-18b: A Companion Study in Planetary Resilience
While K2-18b continues to intrigue scientists and the public alike with the possible detection of biologically relevant sulphur compounds such as DMS and DMDS, any serious interpretation must begin not with biosignatures, but with a clear understanding of how such a planet might evolve. This article explores several credible evolutionary routes for K2-18b, offering a