Mar 15

An Old-looking Galaxy in a Young Universe

Source: ESO Science Release eso1508

Location of the distant dusty galaxy  A1689-zD1 behind the galaxThe rich galaxy cluster Abell 1689. A1689-zD1, is located in the box — although it is still so faint that it is barely seen in this picture. Image credits: NASA; ESA; L. Bradley (Johns Hopkins University); R. Bouwens (University of California, Santa Cruz); H. Ford (Johns Hopkins University); and G. Illingworth (University of California, Santa Cruz)

One of the most distant galaxies ever observed has provided astronomers with the first detection of dust in such a remote star-forming system and tantalising evidence for the rapid evolution of galaxies after the Big Bang. The new observations have used ALMA to pick up the faint glow from cold dust in the galaxy A1689-zD1 and used ESO’s Very Large Telescope to measure its distance. (learn more)

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