Published: Nov 17, 2023, 04:25 IST | Updated: Nov 17, 2023, 04:25 IST
Supernova are one of the universe's most cataclysmic events. If a planet is too close, it will be sterilised, even destroyed. When massive stars run out of nuclear fuel in their core, they produce x-rays and blast waves of fast particles that would render a planet like Earth uninhabitable. Watch this story to know how a star exploded 1.9 billion light-years away and our ozone layer took the hit.