Using the James Webb Space Telescope, astronomers have peered back 13 billion years to discover surprisingly lonely ...

The brightest such objects, known as quasars, are among the brightest astronomical objects in the whole cosmos. But that ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

Abstract: Quasars in the Age of Time-Domain Astronomy: Black hole feeding, visible as quasars, is a critical ingredient in many fields from galaxy evolution to multi-messenger gravitational wave ...

(A Series of Books in Astronomy and Astrophysics.) By Geoffrey Burbidge and Margaret Burbidge. Pp. viii + 235. (San Francisco and London: W. H. Freeman and Company, 1967.) 70s.

Daedalus, Vol. 143, No. 4, From Atoms to the Stars (Fall 2014), pp. 103-113 (11 pages) Quasars emit more energy than any other object in the universe, yet are not much bigger than our solar system.