Supermassive

M-sigma Relation
... the stellar velocity dispersion σ of a galaxy bulge and the mass M of the supermassive black hole at the galaxy's center ... interpreted to imply some source of mechanical feedback between the growth of supermassive black holes and the growth of galaxy bulges, although the source of this feedback is still uncertain ... of the M–σ relation was taken by many astronomers to imply that supermassive black holes are fundamental components of galaxies ...

Supermassive Black Holes Outside The Milky Way
... that the center of nearly every galaxy contains a supermassive black hole ... The largest supermassive black hole in the Milky Way's neighborhood appears to be that of M87, weighing in at (6.4 ± 0.5) × 109 (~6.4 billion) solar masses at a distance of 53.5 ... galaxies, such as Galaxy 0402+379, appear to have two supermassive black holes at their centers, forming a binary system ...

Supermassive Black Hole (song) - Track Listings
... "Supermassive Black Hole" 329 2 ... "Supermassive Black Hole" (music video) 329 2 ... "Supermassive Black Hole" 329 3 ...

Supermassive Black Hole
... A supermassive black hole is the largest type of black hole in a galaxy, on the order of hundreds of thousands to billions of solar masses ... including the Milky Way (see Sagittarius A*), are believed to contain supermassive black holes at their centers ... Supermassive black holes have properties which distinguish them from lower-mass classifications ...

Abell 400
... These two supermassive black holes are contained in NGC 1128 ... Should the two supermassive black holes merge, they will form a single super-supermassive black hole ...