Kilonova AT2017gfo: KeyKilonova AT2017gfo: KeyFindingsreveal crucial information.Rapid changes in spectral featuresHigh Energy Astrophysical PhenomenaAT2017gfo: Insights into Kilonovae and Heavy Element CreationAnalysis of AT2017gfo reveals rapid spectral changes post-neutron star merger.2025-08-09T21:27:03+00:00 ― 6 min read