The 7 days of 365 Days of Astronomy for week 19 2009. This week the shows include:

• May 07: Variable Stars and the Stories They Tell by Mike Simonsen.
• May 08: Peering Into the X-Ray Future by The Chandra X-Ray Center.
• May 09: What's In a Day? by Cheap Astronomy.
• May 10: The End of the Universe, In 10 Minutes by AstronomyCast.
• May 11: The Magnetosphere by Terry and Stephan Whelan.
• May 12: Dark Energy, with Michael Turner by Slacker Astronomy.
• May 13: Messier's First Unique Find: Globular Cluster M3 by RapidEye Observatory.