The mysterious Oumuamua object may have been an alien spacecraft sent to investigate Earth, Harvard astronomers have suggested. One of the astronomers, Avi Loeb, says “we have now the technology to figure out whether we are the smartest kid on the block” https://cnn.it/2DluPJk pic.twitter.com/4rx8ypP9Oq
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I mean if there’s 10^26 of them in our galaxy that means that they only have a mass of ~6x10^9 kg each which is 1,000,000,000,000,000x less massive than earth, and also about the mass of The Great Pyramid of Giza.
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