The area of house round Sagittarius A*, the supermassive black hole on the centre of our galaxy
NASA/CXC/Univ. of Wisconsin/Y.Ba
The colossal black hole on the centre of the Milky Way hasn’t all the time been so quiet.
Our galaxy’s supermassive black hole, referred to as Sagittarius A* (Sgr A*), is comparatively inactive now, however observations of the fuel clouds round it trace that it may have launched a highly effective blast of X-rays about 205 years ago.
When a black hole places out an X-ray flare, that radiation can bounce off any fuel within the …