GJ 1214b is an exoplanet located approximately 42 light-years from Earth in the constellation Ophiuchus. It is classified as a super-Earth, as it is slightly larger and more massive than Earth, but significantly smaller and less massive than gas giants like Neptune. GJ 1214b orbits a red dwarf star called GJ 1214, with a year on the planet lasting just 38 hours. The planet is located in the habitable zone of its star, where temperatures are moderate enough for liquid water to potentially exist on its surface. Research on GJ 1214b has focused on studying its atmosphere and composition to understand its potential habitability and to learn more about the diversity of exoplanets in our galaxy. Studies have suggested that the planet has a thick atmosphere composed mainly of water vapor and possibly some hydrogen and helium. Overall, GJ 1214b has provided valuable insights into the variety of exoplanets that exist in our galaxy and has sparked further interest in studying similar super-Earths in search of habitable environments beyond our solar system.