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Is interstellar object ‘Oumuamua an alien artifact? Harvard professor Avi Loeb explores his theory in a new book and in a fascinating conversation with Mat Kaplan.
Is interstellar object ‘Oumuamua an alien artifact? Harvard professor Avi Loeb explores his theory in a new book and in a fascinating conversation with Mat Kaplan. read more read less

3 years ago #asteroid, #astronomy, #contest, #physics, #planetary, #planetary society, #science, #space, #technology