Multiply-ImagedMultiply-ImagedSupernovae Insightscosmic expansion.Lensed supernovae reveal secrets ofCosmology and Nongalactic AstrophysicsNew Insights from Multiply-Imaged SupernovaeAstronomers study lensed supernovae to learn about the universe's expansion.2025-07-19T18:36:09+00:00 ― 7 min read