New study confirms the presence of dark matter in the inner part of the Milky Way

February 9, 2015 6:17 PM

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New study confirms the presence of dark matter in the inner part of the Milky Way

The Universe is pervaded by a mysterious form of matter, dubbed dark matter, about five times more abundant than the ordinary matter—made of atoms—we are familiar with. Its existence in galaxies was robustly established in the 1970s. Scientists now obtained for the first time a direct observational proof of the presence of dark matter in the innermost part of our Galaxy, the Milky Way.

The ubiquitous presence of dark matter in the universe is today a central tenet in modern cosmology and astrophysics. Its existence in galaxies was robustly established in the 1970s with a variety of techniques, including the measurement of the rotation speed of gas and stars, which provides a way t...

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