Will we ever know the true nature of ‘Oumuamua, the primary interstellar customer?


Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of “Ask a Spacemanand “Space Radio,” and creator of “How to Die in Space.” Sutter contributed this text to Space.com’s Expert Voices: Op-Ed & Insights.

On Oct. 19, 2017, Robert Weryk, an astronomer on the University of Hawaii at Manoa, spotted an intriguing new object with the Panoramic Survey Telescope and Rapid Response System (Pan-STARRS1) in Hawaii. It was, from the second of its discovery, a bizarre object — bizarre orbit, bizarre velocity, bizarre properties. 

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