A giant gas cloud spanning light years with a mass of 10 billion Suns inside the galaxy merger system NGC involving two spiral Milky Way-sized galaxies each containing a supermassive black hole in the center.
NGC 4725 is an intermediate barred spiral galaxy about 40 million light-years away in the constellation Coma Berenices. NGC 4725 is a Seyfert Galaxy, suggesting an active galactic nucleus containing a supermassive black hole.
Located approximately 300 million light-years away in the constellation of Volans, AM is one of the most spectacular ‘Ring Galaxies’ currently know. - Image Credit: NASA, ESA, and The Hubble Heritage Team (AURA/STScI)