View Full Version : Astronomers Spy Early Galaxies Caught In A Cosmic Spiderweb

2013-Jun-25, 06:10 PM
Once upon a time, when the Universe was just about three billion years old, galaxies started to form. Now astronomers using a CSIRO radio telescope have captured evidence of the raw materials these galaxies used to fashion their first stars… cold molecular hydrogen gas, H2. Even though we can’t see it directly, we know it [...]

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