Image of the HST GOODS-South field, one of the deepest images of the sky but covering just one millionth of its total area. The new estimate for the number of galaxies is ten times higher than the number seen in this image. Credit: NASA / ESA / The GOODS Team / M. Giavalisco (UMass., Amherst)
An international team of astronomers, led by Prof. Christopher Conselice, University of Nottingham, have found that the universe contains at least 2 trillion galaxies, 10X more than previously thought. Astronomers have long sought to determine how many galaxies there are in the observable universe, the part of the cosmos where light from distant objects has had time to reach us...
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