Something Is Wrong With Sagittarius A*

NASA X-ray data reveals that Sagittarius A*, the Milky Way's central supermassive black hole, experienced a massive flare 200 years ago. Though currently dormant, this event left a \"deadly echo\" across the galaxy. The video explores the evidence for its existence, the challenges of imaging it, and the potential for future reactivation during a galactic merger with Andromeda.