Pulsating Stars At Milky Way’s Outskirts —“May Reveal Dwarf Galaxies Dominated by Dark Matter”

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A trio of brightly pulsating stars at the outskirts of the Milky Way is racing away from the galaxy and may confirm a method for detecting dwarf galaxies dominated by dark matter and explain ripples in the outer disk of…

from The Daily Galaxy –Great Discoveries Channel: Sci, Space, Tech http://ift.tt/1mIf7yf
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