We find active Super Massive Black Holes at the centers of massive galaxies. Our Galaxy also has its own black hole at its center measuring 2.6 million solar masses. Our black hole is not active today, but we presume it was active in the past.

Dr. Niel Brandt

Active Black Centers Galaxies Galaxy Holes Its Massive Super

Related Quotes

One of the key differences between galaxies with super massive black holes is whether or not the black holes are lit up, because they are basically bingeing on a lot of material in its surroundings.

— Andrea M. Ghez

BasicallyBecauseBetween

What we detected were the X-rays from two super-massive black holes in the process of merging.

— Craig Sarazin

BlackDetectedHoles

Despite the enormous changes in the space density of back holes, the individual engines powering active galactic nuclei are remarkably stable.

— Dr. Niel Brandt

We would like to know if active galactic nuclei change over cosmic time. Do black holes feed and grow in the same way over the history of the Universe?

— Dr. Niel Brandt

Chandra has worked well for six years now. There is no reason why Chandra and Newton cannot continue to observe for another 10 or more years.

— Dr. Niel Brandt