Could Nearby Dwarf Galaxy be a Dark Matter Factory?

March 11, 2015 2:03 AM

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A dwarf galaxy orbiting the Milky Way is humming with gamma rays, leading astronomers to hypothesize that it could be filled with annihilating dark matter particles.

Dark matter is thought to make up for 85 percent of all the mass in the known universe. By looking at the spin of galaxies and the interactions inside galactic clusters, an invisible type of matter exerts a powerful gravitational pull on local space. But because dark matter does not interact with no...

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