Astrophysicists find first evidence of cosmic "wind" blowing outward from Sagittarius A*, the supermassive black hole at the center of the Milky Way; effect theorized for 50 years but not confirmed

https://news.northwestern.edu/stories/2026/06/found-milky-way-black-holes-missing-wind?user_id=6951741c1ba9c9eb2004a6d1