Emerging Tech

Milky Way’s supermassive black hole is wrapped in a vast mantle of cool gas

Artist’s impression of a ring of cool, interstellar gas surrounding the supermassive black hole at the center of the Milky Way. New ALMA observations reveal this structure for the first time. NRAO/AUI/NSF; S. Dagnello At the center of our galaxy, approximately 26,000 light-years away, is a supermassive black hole called Sagittarius A* (pronounced A Star). […]