David Bennett, an astronomer from the University of Notre Dame, is a member of an international team of researchers that has directly observed an object of 鈥渄ark matter鈥濃�攑art of the hidden material that makes up most of the total mass of the universe鈥攆or the first time. The finding means that precision brightness measurements and extensive follow-up will allow astronomers to characterize a significant fraction of the Milky Way鈥檚 dark matter.p.
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