Broadcast 521 (Special Edition)
Dr. Alan Hale returned to The Space Show for this program. We began the interview discussing near Earth asteroids and the orbits of several of the asteroids coming close to Earth. Dr. Hale told us about the one scheduled to be closer to Earth than a GEO satellite on Friday, April 13, 2009, Apophis. Dr. Hale spoke to us about comets, the Deep Impact mission and related topics. We also discussed how finding asteroids and comets had changed due to the more professional survey systems now in place making it much more difficult for an armature to make a discovery. Dr.