‘Oumuamua: ‘Big Dumb Rock’ or Alien Spy Ship? Scientists Spar Over Mystery Interstellar Object

A new paper says that ‘Oumuamua’s weird trajectory is only explainable if it's powered by alien technology. But others aren't so sure.

Tanya Basu 

Senior Editor, Science

Published Nov. 6 2018 5:44PM EST 

Tanya Basu

Senior Editor, Science

tanyabasu

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