Cigar-shaped interstellar object may have been an alien probe, Harvard paper claims

Cigar-shaped interstellar object may have been an alien probe, Harvard paper claims  CNN Harvard scientists: Strange asteroid could be a 'probe' from an 'alien civilisation'  CNET Is The "'Oumuamua" Object An Alien Spacecraft? Two Harvard Scientists Think It's A Possibility  Bustle Harvard researchers suggest interstellar object might have been from alien civilization  The Boston GlobeFull coverage

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