News tagged with supermassive black holes

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Blazars

(PhysOrg.com) -- A blazar is a galaxy which, like a quasar, has an intensely bright central nucleus containing a supermassive black hole. In a blazar, however, the emitted light sometimes includes extremely ...

Sep 06, 2011 4.7 / 5 (7) 9 | with audio podcast

Tracking binary black holes

Two scientists from the Kavli Institute for Particle Astrophysics and Cosmology have been testing a method to look past the intense radiation pouring out of merging galaxy pairs to see the supermassive black ...

Aug 03, 2011 4.8 / 5 (5) 12 | with audio podcast

The outbursts of Fornax

(PhysOrg.com) -- The galaxy Fornax A, at a distance of about 74 million light-years, is one of the nearest and brightest galaxies with giant radio lobes. These huge radio lobes -- they span a million light-years ...

Oct 01, 2010 5 / 5 (7) 4 | with audio podcast

NGC 4696: A cosmic question mark

This picture, taken by Hubble's Advanced Camera for Surveys, is not just a beautiful snapshot of NGC 4696, the largest galaxy in the Centaurus Cluster (galaxy cluster Abell 3526). It is also an illustration ...

Aug 12, 2010 4.1 / 5 (14) 1 | with audio podcast

A Black Hole Slingshot?

(PhysOrg.com) -- Evidence for a recoiling black hole has been found using data from the Chandra X-ray Observatory, XMM-Newton, the Hubble Space Telescope, and several ground-based telescopes.

Jun 30, 2010 4.6 / 5 (10) 2 | with audio podcast

DRAGNs in the sky

A radio galaxy is a galaxy that emits large amounts of radio waves. They were first discovered in the 1950s, but it wasn't until the 1960s when a technique known as aperture synthesis was developed that we ...

Sep 09, 2014 4.3 / 5 (6) 1