Exoplanets map starspots, revealing stellar activity

space.com

Scientists can now map starspots using exoplanet transits, revealing stellar activity and composition. A new technique, StarryStarryProcess, analyzes subtle dips in starlight during exoplanet transits to identify and locate starspots, improving stellar and planetary atmosphere analysis. This method builds on existing transit observations and will be applicable to future missions like Pandora, enhancing our understanding of planetary systems.


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Exoplanets map starspots, revealing stellar activity | News Minimalist