Oumuamua certainly resembled an oddball, but similar planetary tatters could be drifting everywhere. The first interstellar object to be detected in our solar system put to rest on all the speculations about what varieties of bodies are most likely to avoid their host star, and how. A new ’Oumuamua’ theory based on computer simulations suggests that ‘Oumuamua represents just one of a countless number of such objects, discharged by similar stars over the galaxy. Thus, our galaxy is thus not just a place of stars, but of truly unimaginable numbers of interstellar asteroids and comets, many trillions bestowed from every star.
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