European astronomers have discovered a primordial "blob" of dark matter more than 10 billion light-years away. This gigantic object is twice as large as the Milky Way, but it only emits as much energy as 2 billion suns. The discovery was made using the ESO's Very Large Telescope by surveying the sky in a narrow spectrum of radiation designed to highlight primordial hydrogen atoms. The astronomers think they're seeing large quantities of gas falling into a clump of dark matter, which could go on to build a large galaxy like the Milky Way.
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