 The show usually also features interviews and conversations with scientists, engineers, designers, analysts, writers, activists, astronauts and others involved in space exploration, advocacy and education.At the end of the program, a light-hearted segment called "What's Up" with Bruce Betts usually highlights where and when you can see significant astronomical events that week, a random space fact, announcements of any anniversaries, and a space trivia contest where randomly chosen participants can usually win a T-shirt, poster or calendar.The series goes on the road several times each year with "Planetary Radio Live".