Meet MASCARA-4 b, the dazzling hot Jupiter orbiting the star MASCARA-4, discovered in 2020 by astronomers using multiple ground-based observatories. This fiery giant is a true celestial spectacle, sizzling closely to its star and glowing intensely under its fierce stellar gaze. Unlike our gentle gas giants, MASCARA-4 b is a scorcher, whipping around its star with extreme temperatures that would make any Earthly thermometer explode. Thanks to the transit method, we get a front-row seat as this planet passes in front of its star, letting scientists study its atmosphere and properties. Though it's far beyond our solar system, MASCARA-4 b lights up the night sky of exoplanet exploration with its extreme conditions and vibrant discovery story.