Astronomers have observed unprecedented X-ray flashes and unusual behavior from the supermassive black hole 1ES 1927+654, located approximately 270 million light-years away in the constellation Draco. In 2023, the activity of this black…
Astronomers have observed unprecedented X-ray flashes and unusual behavior from the supermassive black hole 1ES 1927+654, located approximately 270 million light-years away in the constellation Draco. In 2023, the activity of this black…