<p>When this nearby binary system explodes, it will be 10 times brighter than the moon.</p> <p>The post <a href="https://www.popsci.com/science/astronomers-discover-type-1a-supernova/">Astronomers find spiraling stars heading towards a rare cosmic explosion</a> appeared first on <a href="https://www.popsci.com">Popular Science</a>.</p>