Interstellar Interloper ‘Oumuamua may have been an Extraterrestrial Spacecraft, according to Harvard Astronomers

A controversial paper has been published by astronomers at Harvard University that suggests that that the odd behavior being exhibited by the interstellar object known as ‘Oumuamua might actually be an artificial object that was built by an extraterrestrial civilization in the form of a solar-powered "lightsail".