This is a supermassive black hole spotted by Chandra that might weigh as much as 10 billion times the mass of our Sun (Link To the Chandra Website with the Original Image & Explanation).
Alessandro Patruno is a researcher at the Leiden University working in the field of compact objects (neutron stars, black holes and white dwarfs) and high energy astrophysics. In his blog Astrosplash Alessandro discusses news in his research field and posts updates on his work.