Approximately 110 light-years away from Earth, a little-known planet called K2-18b has recently sparked interest in the scientific community. This celestial body’s characteristics have led some researchers to speculate that it could be a larger version of Earth, potentially capable of supporting extraterrestrial life. Data acquired from the European Southern Observatory (ESO) by scientists at the University of Toronto has contributed to this hypothesis. Nevertheless, further exploration and analysis are necessary to fully understand the nature of K2-18b as there is still limited information available about its properties. One of the uncertainties surrounding K2-18b is whether it is tidally locked to its host star. If so, one side of the planet would perpetually face the star, creating permanent day and night sides with a twilight zone in between. This would have significant implications for the planet’s climate and habitability. The ongoing study of K2-18b holds the potential to provide valuable insights into the prevalence and characteristics of Earth-like planets, shedding light on the possibility of life beyond our solar system.