Tag Archive for 'Nuclear wind'

This image shows the evidence for the wind blowing away from Sagittarius A*: the white dot in the center of the image shows the supermassive black hole; in orange is data from ALMA, mapping the location of cold gas composed of carbon monoxide in the image; in blue is X-ray data from Chandra; a large cone-shaped cavity, visible as an absence of cold gas in the ALMA data, is filled by hot X-ray-emitting gas in the Chandra data. Image credit: NASA / CXC / UMass / Wang et al. / ALMA / ESO / NAOJ / NRAO / Longmore et al. / Minniti et al.

Astronomers Finally Find Milky Way’s Missing Black Hole Wind

Jun 8, 2026 by News Staff

After a 50-year search, astronomers have uncovered evidence that Sagittarius A* — the 4.3-million-solar-mass black hole that resides at the center...

An artist’s conception of the clouds flowing out from the center of the Milky Way, entrained in a very hot wind that has accelerated them to velocities of many hundreds of km per second. Image credit: NSF / GBO / P. Vosteen.

Astronomers Spot Hundreds of Massive Gas Clouds Escaping Milky Way’s Center

Feb 20, 2024 by News Staff

Using new 21-cm radio observations made with NSF’s Green Bank Telescope, astronomers have discovered over 250 neutral gaseous clouds being blasted out...