News tagged with supermassive black hole

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

Suspects in the quenching of star formation exonerated

Supermassive black holes millions to billions times the mass of our Sun lie at the heart of most, maybe all large galaxies. Some of these power brilliantly luminous, rapidly growing objects called active galactic nuclei that ...

Oct 11, 2011
4.4 / 5 (5) 2 | with audio podcast

Hubble mosaic of the Galactic center

(PhysOrg.com) -- This NASA Hubble Space Telescope infrared mosaic image represents the sharpest survey of the Galactic Center to date. It reveals a new population of massive stars and new details in complex ...

Oct 10, 2011
5 / 5 (7) 4