Author: kristianbain4
Astronomers detect hot gas bubble swirling around the Milky Way’s supermassive black hole
WEBWIRE – Friday, September 23, 2022
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have spotted signs of a hot spot orbiting Sagittarius A*, the black hole at the centre of our galaxy. The finding helps us better understand the enigmatic and dynamic environment of our supermassive black hole.
We think were looking at a hot bubble of gas zipping around Sagittarius A* on an orbit similar in size to that of the planet Mercury, but making a full loop in just around 70 minutes. This requires a mind blowing velocity of about 30% of the ... Read more