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News From the Field

VLA Gives Deep, Detailed Image of Distant Universe


April 30, 2013

ultra-sensitive VLA image of distant galaxies Staring at a small patch of sky for more than 50 hours with the ultra-sensitive Karl G. Jansky Very Large Array (VLA), astronomers have for the first time identified discrete sources that account for nearly all the radio waves coming from distant galaxies. They found that about 63 percent of the background radio emission comes from galaxies with gorging black holes at their cores and the remaining 37 percent comes from galaxies that are rapidly forming stars. Full Story

Source
National Radio Astronomy Observatory

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