![GZero World with Ian Bremmer show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/078/294/small/g-zero-world-with-ian-bremmer.png)
Summary: Buckle up, we're going interstellar. A visitor from another star and earth-like planets. Joining Ian Bremmer to sort all of this out is a very special guest: Avi Loeb. He's head of astronomy at Harvard and he's made a compelling case about an "alien probe."