Meet KMT-2016-BLG-1397L b, a fascinating exoplanet discovered in 2018 thanks to the clever technique of microlensing, where the gravity of its host star, KMT-2016-BLG-1397L, acted like a cosmic magnifying glass. This world was spotted by the Korean Microlensing Telescope Network (KMTNet), which uses a powerful 18k Mosaic CCD camera to scan the skies from the ground. Though it doesn’t yet have a catchy proper name, KMT-2016-BLG-1397L b invites curiosity as a mysterious planet orbiting a distant star, hinting at the vast and varied family of worlds that exist beyond our solar system. Its discovery showcases the incredible technology and teamwork that bring these hidden gems into view, turning the cosmos into our grand playground.