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Astroboffins discover that half of the Milky Way’s matter comes from other galaxies

‘We could consider ourselves space travelers or extragalactic immigrants’

Up to half the atoms in the stars, planets, moons – and even in us – could come from distant galaxies beyond the Milky Way, according to a new study.…

http://go.theregister.com/feed/www.theregister.co.uk/2017/07/27/milky_way_galaxies/