Milky Way's origins are not what they seem

Thursday, July 27, 2017 - 02:02 in Astronomy & Space

In a first-of-its-kind analysis, Northwestern University astrophysicists have discovered that, contrary to previously standard lore, up to half of the matter in our Milky Way galaxy may come from distant galaxies. As a result, each one of us may be made in part from extragalactic matter.

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