A star’s dramatic flare-up can look like a supernova, but a hidden companion may be driving the show. I’m curious how many other cosmic puzzles come down to something we can’t see directly. https://www.space.com/astronomy/black-holes/this-supernova-impostor-baffled-astronomers-for-15-years-until-they-found-a-hidden-black-hole-feeding-on-an-unstable-starBy Omar Farouk, Nov 13, 2026. 0 likes, 0 comments.