Former astronaut and NASA Associate Administrator John Grunsfeld is often called the Hubble Repairman. He made three space shuttle trips to the space telescope to repair and upgrade it. Now he looks back over three decades of science, beautiful images, and inspiration delivered by the HST. Rubber asteroids are back, and you might win one in the new What’s Up space trivia contest. Great links, including to Mat Kaplan’s live interview with John Grunsfeld, are at <a href="https://www.planetary.org/multimedia/planetary-radio/show/2020/0527-2020-john-grunsfeld-hubble-30th.html" target="_blank">https://www.planetary.org/multimedia/planetary-radio/show/2020/0527-2020-john-grunsfeld-hubble-30th.html</a>See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.

Crew Dragon Thrills While Mars Chills

Planetary Radio brings you the human adventure across our Solar System and beyond. We visit each week with the scientists, engineers, leaders, advocates, and astronauts who are taking us across the final frontier. Regular features raise your space IQ while they put a smile on your face. Join host Sarah Al-Ahmed and Planetary Society colleagues including Bill Nye the Science Guy and Bruce Betts as they dive deep into space science and exploration. The monthly Space Policy Edition takes you inside the DC beltway where the future of the US space program hangs in the balance. Visit planetary.org/radio for an episode guide and much more.