Kepler-378 b is a fascinating exoplanet orbiting the star Kepler-378, discovered back in 2014 thanks to the keen eyes of the Kepler Space Telescope using its trusty CCD array. This little world reveals itself by passing in front of its star, creating a tiny eclipse that tells astronomers it's there—a classic transit discovery! While the exact details about its size and composition remain a bit mysterious, Kepler-378 b invites curiosity about worlds beyond our solar system. Floating in the cosmic neighborhood, it's one of the many planets that help us understand how diverse planetary systems can be. Though we don’t know its exact distance from Earth, Kepler-378 b is another charming member of the galaxy’s planetary collection, waiting to share its secrets with future explorers.