Researchers using a powerful telescope in Hawaii spotted the visiting object, called A/2017 U1, last week. “We have been waiting for this day for decades,” said Paul Chodas, manager of the Center for Near-Earth Object Studies at the NASA’s Jet Propulsion Laboratory in Pasadena, California, in a statement. “It’s long been theorized that such objects exist–asteroids or comets moving around between the stars and occasionally passing through our solar system–but this is the first such detection.”
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