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Astronomers have identified two gas giant exoplanets, which possess an exceptionally low density that researchers have likened to the consistency of cotton candy. These celestial bodies, discovered using data from NASA, challenge existing models of planetary formation due to their massive size and disproportionately low mass. These planets orbit a star. The Physics of “Cotton … Read more

San Francisco, CA – March 20, 2026 – In a discovery poised to reshape our understanding of planetary formation, an international team of astronomers has identified a new class of exoplanet that defies existing categorization. The findings, published today in the journal Nature Astronomy, center on a world designated L 98-59 d, located approximately 35 … Read more