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Communications of the ACM

ACM Opinion

Have Aliens Found ­s? A Harvard Astronomer on the Mysterious Interstellar Object 'Oumuamua


Avi Loeb, the chair of Harvard's astronomy department, believes that the peculiar nature of the interstellar object called 'Oumuamua raises questions about its possible origins.

Credit: ESA/Hubble, NASA, ESO, M. Kornmesser

On October 19, 2017, astronomers at the University of Hawaii spotted a strange object travelling through our solar system, which they later described as "a red and extremely elongated asteroid."

From The New Yorker
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