This 2003 Chandra image of the supermassive black hole at our Galaxy’s center, a.k.a. Sagittarius A* or Sgr A*, was made from the longest X-ray exposure of that region to date. In addition to Sgr A* ...
Astronomers confirm a hot intracluster medium in JADES-ID1 at z˜5.68, revealing early massive halo heating and rapid structure growth post-Big Bang.