what-was-the-most-powerful-supernova-blast-ever-seenhttps://www.astronomy.com/science/what-was-the-most-powerful-supernova-blast-ever-seen/What was the most powerful supernova blast ever seen? | Astronomy.comcategories:Stars | tags:Magazinehttps://www.astronomy.com/wp-content/uploads/sites/2/2021/09/asy-sk0309_chart.jpg?fit=713%2C543InStockUSD1.001.00starsarticleASY2023-05-182009-01-2637256