First Messenger From an Alien Star

An artist's impression shows the first interstellar asteroid, 'Oumuamua. Observations show that this unique object was traveling through space for millions of years before its chance encounter with our star system. ESO/M.Kornmesser

In recent weeks, the first recorded object from another star system appeared in our solar neighborhood. Dubbed "Oumuamua," the interloper stirs both our scientific curiosity and imagination. In this episode of Stuff to Blow Your Mind, Robert and Joe discuss the latest findings.

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Breakthrough Initiatives (Breakthrough Listen)

Topics in this Podcast: space, aliens, SETI