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Scientific American

A Hydrogen Iceberg from a Failed Star Might Have Passed through Our Solar System

3 Jun 2020, 14:45 UTC
A Hydrogen Iceberg from a Failed Star Might Have Passed through Our Solar System ESO / M. Kornmesser

The interstellar visitor ‘Oumuamua, discovered in 2017, may represent an entirely new type of astrophysical object, two astronomers say

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