Week 17 (Apr 23 - Apr 29)

The 7 days of 365 Days of Astronomy for week 17 2009. This week the shows include: * Apr 23: It's a Smash-Up: Interacting Galaxies by Brian Gay. * Apr 24: My Astronomical Society by James O'Neill. * Apr 25: The Good, the Bad, and the Ugly of Outdoor Lighting by The U.S. National Park Service. * Apr 26: Palomar Observatory Honors Local Native Americans with Celestial Names by Scott Kardel. * Apr 27: Will the World End in 2012? by Cameron Hummels of Columbia Astronomy. * Apr 28: A Galaxy of Astronomical Birthdays by Patrick McQuillan. * Apr 29: The Big Picture by Carolyn Collins Petersen.