Enormous cosmic voids and giant concentrations of matter have been observed in a new galaxy survey, one of the biggest completed so far. One of the voids is so large that it is difficult to explain where it came from.
Called the Six Degree Field Galaxy Survey (6dFGS), the project scanned 41% of the sky, measuring positions and distances for 110,000 galaxies within 2 billion light years of Earth.
Called the Six Degree Field Galaxy Survey (6dFGS), the project scanned 41% of the sky, measuring positions and distances for 110,000 galaxies within 2 billion light years of Earth.
Full article by David Shiga on NewScientist
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