A Martian Birthday Party for Ray Bradbury

This special edition of Planetary Radio chronicles The Planetary Society's celebration of Ray Bradbury's 83rd birthday. You'll hear from Ray and many of his admirers. The party included a trip to Mount Wilson, high above southern California, where telescopes were trained on Mars as it passed closer to Earth than it has in more than 60,000 years. Don't miss What's Up!" in the dark!"