⇒ https://nbi.ku.dk/english/news/
Astronomers spot the same supernova three times — and predict a fourth sighting in 16 years
Septembre 2021The enormous gravitation of a cluster of galaxies warps space to the extent that light from distant galaxies…<div class="item-image"><a href="https://nbi.ku.dk/english/news/news21/astronomers-spot-the-same-supernova-three-times--and-predict-a-fourth-sighting-in-16-yea
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