"There are a dizzying two trillion galaxies in the universe, up to 20 times more than previously thought, astronomers reported on Thursday. The surprising finding, based on 3D modeling of images collected over 20 years by the Hubble Space Telescope, was published in the Astronomical Journal."

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Submitted October 14, 2016 at 03:46AM by trot-trot http://ift.tt/2ebKjBe