A gargantuan supernova remnant looks 40 times as big as the full moon
From Earth’s perspective, it’s the largest cloud of debris ever seen from an exploded star
![pink streaks from the Antlia supernova remnant with galaxies in the background](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/03/031221_KC_supernova_feat.jpg?fit=1030%2C580&ssl=1)
Filaments of the enormous Antlia supernova remnant (magenta) drape in front of a distant cluster of galaxies in the same constellation.