CARL SAGAN ON CROSSCURRENTS, 11/9: Astronomer, “Cosmos” host, and “Contact” author, Carl Sagan, advocate for the grandeur of space exploration, was born on this date in 1934. Gavin and Wyatt float upside down in the “cosmos” behind Carl Sagan while John makes “contact” with the radio studio. You can join the stellar birthday party for Carl Sagan on Crosscurrents, 11/9 at 8 a.m.