Circumstellar MaterialCircumstellar MaterialAnalysis Revealedprogenitor stars.Study highlights mass loss in supernovaHigh Energy Astrophysical PhenomenaInsights into Circumstellar Material from Supernova RemnantsResearch sheds light on mass loss in progenitor stars of supernovae.2025-06-02T18:33:27+00:00 ― 5 min read