When an object like 'Oumuamua comes around again, we could be ready with an interstellar object explorer

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When an object like 'Oumuamua comes around again, we could be ready with an interstellar object explorer

On October 19th, 2017, astronomers with the Pann-STARRS survey observed an interstellar object passing through our system—1I/2017 U1 'Oumuamua. This was the first time an ISO was detected, confirming that such objects pass through the solar system regularly, as astronomers predicted decades prior. Just two years later, a second object was detected, the interstellar comet 2I/Borisov. Given 'Oumuamua's unusual nature (still a source of controversy…