NASA’s IXPE Reveals X-ray-Generating Particles in Black Hole Jets - NASA

Editor’s note: This article was updated June 2, 2025 to include the link to the scientific study published in Astrophysical Journal Letters. The blazar BL Lacertae, a supermassive black hole surrounded by a bright disk and jets oriented toward Earth, provided scientists with a unique opportunity to answer a longstanding question: How are X-rays generated […]