A mysterious cigar-shaped object spotted tumbling through our solar system last year may have been an alien spacecraft sent to investigate Earth, astronomers from Harvard University have suggested.
원문출처 : https://www.cnn.com/2018/11/06/health/oumuamua-alien-probe-harvard-intl/index.html
원문출처 : https://www.cnn.com/2018/11/06/health/oumuamua-alien-probe-harvard-intl/index.html