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posted 5 years ago

Mystery of Interstellar Visitor ‘Oumuamua Gets Trickier scientificamerican.c...
Mystery of Interstellar Visitor ‘Oumuamua Gets Trickier
publisher
Scientific American
authors
Rafi Letzter Livescience, About The Author S, Recent Articles Rafi Letzter, Recent Articles Livescience
summary
Aliens? Or a chunk of solid hydrogen? Which idea makes less sense?