Gliese 378 b is a fascinating exoplanet orbiting the star Gliese 378, discovered in 2019 using the clever radial velocity technique at the Haute-Provence Observatory with the SOPHIE Spectrograph. This intriguing world was found by detecting subtle wobbles in its parent star’s motion caused by the planet’s gravitational tug. While the exact details of its size and atmosphere are still a cosmic mystery, Gliese 378 b captures the imagination as part of the growing family of planets beyond our solar system, offering a glimpse into the rich diversity of worlds that orbit other stars. Its discovery reminds us how much there is to explore just beyond our starlit skies, inviting space enthusiasts everywhere to dream about distant adventures.
