News tagged with supermassive black holes

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Black holes and star formation

(PhysOrg.com) -- It has long been recognized that galaxy mergers or even close interactions can play a vital role in shaping the morphology of galaxies. One way they can do so, it is thought, is by triggering ...

Feb 09, 2012
4.1 / 5 (7) 7 | with audio podcast

Distorting the lens

(PhysOrg.com) -- One of the most bizarre predictions of Einstein's Theory of General Relativity is the existence of back holes, objects that are so dense that not even light can escape from their gravitational ...

Feb 09, 2012
5 / 5 (3) 5

Classic portrait of a barred spiral galaxy

(PhysOrg.com) -- The NASA/ESA Hubble Space Telescope has taken a picture of the barred spiral galaxy NGC 1073, which is found in the constellation of Cetus (The Sea Monster). Our own galaxy, the Milky Way, ...

Feb 03, 2012
4.8 / 5 (8) 3 | with audio podcast

ALMA early science result reveals starving galaxies

(PhysOrg.com) -- Astronomers using the partially completed ALMA observatory have found compelling evidence for how star-forming galaxies evolve into 'red and dead' elliptical galaxies, catching a large group ...

Jan 11, 2012
4.8 / 5 (4) 0 | with audio podcast

Fermi telescope explores new energy extremes

(PhysOrg.com) -- After more than three years in space, NASA's Fermi Gamma-ray Space Telescope is extending its view of the high-energy sky into a largely unexplored electromagnetic range. Today, the Fermi ...

Jan 10, 2012
4.9 / 5 (17) 0 | with audio podcast

Image: Active Galaxy Centaurus A

(PhysOrg.com) -- Resembling looming rain clouds on a stormy day, dark lanes of dust crisscross the giant elliptical galaxy Centaurus A.

Jan 04, 2012
4.8 / 5 (4) 0

Space Image: Ring of fire

(PhysOrg.com) -- This composite image shows the central region of the spiral galaxy NGC 4151. X-rays (blue) from the Chandra X-ray Observatory are combined with optical data (yellow) showing positively charged ...

Dec 28, 2011
4.9 / 5 (7) 2 | with audio podcast

Close encounters of the galactic kind

(PhysOrg.com) -- Astronomers have used a large survey to test a prediction that close encounters between galaxies can trigger the rapid growth of supermassive black holes. Key to this work was Chandra's unique ...

Oct 26, 2011
5 / 5 (3) 8 | with audio podcast