Sagittarius A* Flares Caught in Real Time | Black Hole at Milky Way’s Core SEO Description Astronomers have captured rapid flares erupting from Sagittarius A*, the supermassive black hole at the center of the Milky Way. Using the Event Horizon Telescope, ALMA, and infrared observatories, scientists observed hot plasma orbiting just outside the event horizon, with magnetic fields twisting as matter spirals inward. These powerful flashes rise and fade within minutes, offering a real-time probe of