Search Results for: "active galaxies"

<b>Active Galaxy</b> - Universe Reference Library - redOrbit
Active Galaxy — An active galaxy is a galaxy where a significant fraction of the energy output is not emitted from normal stellar populations or interstellar gas.
The Cloudy Cores of Active Galaxies. February 20, 2014. This animation shows an artist's rendition of the cloudy structure revealed by a study of data from ...
<b>Active Galaxies</b> Ready For Close-Up - Space News - redOrbit
Apr 23, 2009 ... The brightest galaxies Fermi sees are active galaxies, which emit oppositely directed jets of particles traveling near the speed of light. Some ...
Black Holes Have Their Own Clouds - Space News - redOrbit
Feb 19, 2014 ... Image Caption: A look into the cloudy heart of an active galaxy. Credit: NASA's Goddard Space Flight Center/Wolfgang Steffen, UNAM.
Jan 22, 2011 ... Astronomers using data from NASA's Swift satellite confirm the existence of a largely unseen population of black-hole-powered galaxies.
Zooming in on the Active Galaxy NGC 1433. October 16, 2013. This video sequence starts with a broad view of the southern sky and zooms in on the faint ...
Continent-sized Radio Telescope Takes Close-ups of Fermi <b>Active</b> <b>...</b>
Jan 10, 2013 ... The radio jets of several active galaxies mapped by the Very Long Baseline Array (VLBA) are inset into the Fermi Gamma-ray Space ...
Seyfert <b>Galaxy</b> - Universe Reference Library - redOrbit
Seyfert Galaxy -- Seyfert galaxies are spiral or irregular galaxies... ... They are a subclass of active galactic nuclei. Seyfert galaxies are characterized by ...
Continent-sized Radio Telescope Takes Close-ups of Fermi <b>Active</b> <b>...</b>
Jan 10, 2013 ... The VLBA observes radio-emitting blobs just a few light-years across in jets from the active galaxy NGC 1275, which lies 225 million light-years ...
Continent-sized Radio Telescope Takes Close-ups of Fermi <b>Active</b> <b>...</b>
Jan 10, 2013 ... redOrbit.com images - Continent-sized Radio Telescope Takes Close-ups of Fermi Active Galaxies.
Swift Confirms Population Of Black-hole-powered <b>Galaxies</b> - redOrbit
Jan 20, 2011 ... In an active galaxy, matter falling toward the supermassive black hole powers high-energy emissions so intense that two classes of active ...
Jan 8, 2013 ... redOrbit.com images - INTEGRAL chases obscured active galaxies in the deepest extragalactic hard X-ray survey to date.
Fermi Maps an <b>Active Galaxy's</b> 'Smokestack Plumes' - Images <b>...</b>
Jan 10, 2013 ... redOrbit.com images - Fermi Maps an Active Galaxy\'s \'Smokestack Plumes\'
Satellites Unveil New Type of <b>Active Galaxy</b> - Space News - redOrbit
Jul 31, 2007 ... By now, you'd think that astronomers would have found all the different classes of AGN “” extraordinarily energetic cores of galaxies powered ...
Word of the Day
  • A small crescent-shaped structure or marking, especially the white area at the base of a fingernail that resembles a half-moon.
This word is a diminutive of the Latin 'luna,' moon.
Quote of the Day
That is the essence of science: ask an impertinent question, and you are on the way to a pertinent answer.

- Jacob Bronowski (1908 - 1974)
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