Old galaxies stick together in the young universe

UK astronomers have developed the most sensitive infrared map of the distant universe ever produced, revealing the origins of the most massive galaxies in the cosmos.

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<p><a href="http://www.physorg.com/news126526759.html">Old galaxies stick together in the young universe</a></p> <p>UK astronomers have developed the most sensitive infrared map of the distant universe ever produced, revealing the origins of the most massive galaxies in the cosmos.</p>