Ep. 464: Why the Hype over an Exorock?

365 Days of Astronomy - Weekly Edition - A podcast by Fraser Cain & Dr. Pamela L. Gay - Mondays

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Science & Medicine

Astronomers this week announced that they had discovered an asteroid or comet on a trajectory that brought it from outside the Solar System? Is this the first case of an object from deep space? And what can we learn from this discovery?