@danielcarrera

The odd couple: quasars and black holes

. (2014)cite arxiv:1407.6363Comment: 14 pages, 2 figures. To appear in "From Atoms to the Stars", a special issue of Daedalus (Fall 2014, vol. 143, no. 4).

Abstract

Quasars emit more energy than any other objects in the universe, yet are not much bigger than the solar system. We are almost certain that quasars are powered by giant black holes of up to $10^10$ times the mass of the Sun, and that black holes of between $10^6$ and $10^10$ solar masses---dead quasars---are present at the centers of most galaxies. Our own galaxy contains a black hole of $4.3\times10^6$ solar masses. The mass of the central black hole appears to be closely related to other properties of its host galaxy, such as the total mass in stars, but the origin of this relation and the role that black holes play in the formation of galaxies are still mysteries.

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[1407.6363] The odd couple: quasars and black holes

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