SETI

The actor is joined by astrophysicist Sarah Cruddas to recall the events of October 2017, when astronomers at the Pan-STARRS observatory saw an object they named Oumuamua, the very first observed visitor from interstellar space. Craig and Sarah talk to Senior Astronomer Dr Seth Shostak of the SETI Institute, who shares his theories of what Oumuamua could possibly be and postulates that the very fact it entered the solar system at all is the best argument of all for it being alien