News From the Field
Astronomers unveil a distant protogalaxy connected to the cosmic web
August 5, 2015
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A team of astronomers has discovered a giant swirling disk of gas 10 billion light-years away--a galaxy-in-the-making that is actively being fed cool primordial gas tracing back to the Big Bang. Using the NSF-funded Cosmic Web Imager (CWI) at Palomar Observatory, the researchers were able to image the protogalaxy and found that it is connected to a filament of the intergalactic medium, the cosmic web made of diffuse gas that crisscrosses between galaxies.Full StorySource
California Institute of Technology
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