18-02-2015 18:45 via scitechdaily.com

The Closest Known Flyby of a Star to Our Solar System

A newly published study from the University of Rochester details the closest known flyby of a star to our solar system – a dim star that passed through the Oort Cloud 70,000 years ago. A group of astronomers from the US, Europe, Chile and South Africa have determined that 70,000 years ago a recently discovered […]
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