This week the shows include: Sep 16: Is There Life on Mars? by Stuart Clark; Sep 17: Desert RATS: Humans and Robots Working Together by The NASA Lunar Science Institute; Sep 18: The Secrets of Star Birth by Daniel Pendick; Sep 19: They're Everybody's Stars by Carolyn Collins Petersen; Sep 20: Citizen Outreach in Astronomy by BOINC SETI; Sep 21: More Australian Archaeoastronomy by Steve Nerlich with Duane Hamacher; Sep 22: The September Equinox: All Latitudes Are Illuminated by Judith Young.