As we zoom into the very core of the galactic center, our field of view shrinks to a mere 5 arcseconds (one thousandth of a degree) at radio wavelengths, the brightest feature of this. I know that most galaxies have huge black holes in the center because a star at least five times the mass of the sun collapsed, but i don't really understand why they're in the center of the.
Since black holes actually correlate with the bulge of the galaxy, not the whole galaxy, galaxies without bulges are often believed to not have black holes but there are certainly. For many years, astronomers had only indirect evidence for supermassive black holes, the most compelling of which was the existence of quasars in remote active galaxies observations of the.
The second consists of super-massive black holes with masses in the range of to solar masses, which are found at the centers of galaxies, one in each galaxy it is not exactly clear how. Monster black holes may be lurking behind smokescreens in our cosmic backyard, say scientists but they are still millions of light years away and much too distant to pose any threat to.
A supermassive black hole (smbh or sbh) is the largest type of black hole, on the order of hundreds of thousands to billions of solar masses (m ☉), and is found in the centre of almost all.
When large quantities of material falls into the black hole, it chokes up, unable to get consumed all at once this “accretion disk” begins to heat up and blaze brightly in many different. Inactive galaxies, for example, have supermassive black holes in quiescence- like a satiated cosmic beast, they sleep in between meals examples include our milky way galaxy, ngc 3031 (m81.
Cosmic string loops as the seeds of super-massive black holes sebastian f bramberger, robert h brandenberger, paul jreidini, and jerome quintin1, 1department of physics, mcgill university. Examination of the oldest, most distant and massive supermassive black holes, quasars specifically, shows there is evidence that the merger of many galaxies played a role when galaxies.