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One of the Milky Way’s fastest stars is an invader from another galaxy

May 13, 2018

One of the Milky Way’s fastest stars is an invader from another galaxy

white dwarf star

A unique type of supernova may have caused the trajectory of one of the fastest-moving stars in our galaxy. Astronomy professor Kris Stanek comments on the discovery — based on new data from the European Space Agency's Gaia satellite — via Science Magazine.

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Image Credit: David A. Aguilar/CfA