There’s a tiny but measurable threat posed by stellar cataclysms such as supernovae and related phenomena such as gamma-ray bursts.⁠

If close enough, these events can disturb telescopes and even damage the ozone layer.⁠
https://theconversation.com/exploding-stars-are-rare-but-emit-torrents-of-radiation-if-one-happened-close-enough-to-earth-it-could-threaten-life-on-the-planet-224720
#Science #astronomy #space

Exploding stars are rare but emit torrents of radiation − if one happened close enough to Earth, it could threaten life on the planet

Some ancient texts record what were likely dying stars, faintly visible from Earth. If close enough, these events can disturb telescopes and even damage the ozone layer.

^{The Conversation}