New Map of Local Dark Matter

Dark matter with borders
File photo: Dark matter with borders

A team of astrophysicists has created a new dark-matter distribution map in the ‘local sheet’ – a region spanning the Milky Way and local galaxies, those in the Virgo cluster and the local void (a relatively empty region in the local group)

  • Additionally, it identified several new structures that require further investigation, including smaller filamentary structures that connect galaxies.
  • The study by the astrophysicists from the United States and Korea was published in The Astrophysical Journal.
  • The 80 per cent of the matter in the Universe is in the form of dark matter that comprises the skeleton of the large-scale structure called the cosmic web.
  • As the cosmic web dictates the motion of all matter in galaxies and inter-galactic media through gravity, knowing the distribution of dark matter is essential for studying the large-scale structure, said Dr. Donghui Jeong, Pennsylvania State University.

(Source: Sci-news)

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