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HST Images of Bipolar Nuclear Shells From the Active Galaxy NGC 4438

Jeffrey Kenney

False color image from Hubble Space Telescope of bubbles of hot gas blown by jets from an active nucleus in the peculiar galaxy NGC 4438. The bubbles form because jets of gas, not directly visible, are probably outflowing from an accretion disk around a supermassive black hole.

 

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Image Credits: (header) Image of prominence, SOHO (ESA & NASA)

News

05.15.2012 Chasing Galaxies - The Legacy of "Brian Tinsley's clever wife"
But what if a galaxy gets either brighter or fainter with age? What if it changes its shape from eon to eon? Then all bets are off, and the universe’s destiny is far harder to determine in this way. Cosmologists learned this unhappy fact—galaxies change!—by the 1970s, and the person primarily responsible for establishing it was Beatrice Tinsley.
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Beatrice Tinsely at Yale 1977
05.14.2012 Astronomy Graduate Student Jedidah Isler has been Inducted into the Edward Alexander Bouchet Graduate Honor Society
Graduate Student Jedidah Isler has been inducted into the Edward Alexander Bouchet Graduate Honor Society at the ninth annual Bouchet Leadership Conference on Diversity in Graduate Education, held at Yale in March.
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05.01.2012 ‘Ridiculously’ Dim Bevy of Stars Found Beyond Milky Way
Former Yale postdoc Ricardo Munoz has discovered the least luminous globular cluster around the Milky Way, hinting that many more such globular clusters may soon be discovered.
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The Muñoz 1 globular cluster is seen to the right of the Ursa Minor dwarf galaxy in this image from the Canada-France-Hawaii Tel

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© 2012 Yale University. All Rights Reserved.