Hubble’s Latest Breakthrough Reveals Trillions Of Unknown Galaxies In The Universe

 This article by Astrophysicist Ethan Siegel first appeared in Forbes and is reblogged here without comment. Image of the HST GOODS-South field, one of the deepest images of the sky but covering just one millionth of its total area. Image credit: NASA / ESA / The GOODS Team / M. Giavalisco (UMass., Amherst). How many … More Hubble’s Latest Breakthrough Reveals Trillions Of Unknown Galaxies In The Universe