About this episode
Our universe is enormous and filled with lots of planets. We call planets outside our solar system exoplanets. Could one of these distant places have aliens living on it? We asked astrophysicist Ian Hall to help us find the answer. Got an enterprising question making a trek through your brain? Send it to us at BrainsOn.org/contact , and we’ll boldly go looking for the answer. See omnystudio.com/listener for privacy information.