binary stars

This morning, Donald Hoard (Spitzer Science Center) reported on an analysis of a large set of multi-wavelength measurements (ultraviolet, optical and infrared) that provide important insight into the components that comprise the epsilon Aurigae system.  Dr.Hoard spoke about this work at the Adler meeting of Citizen Sky August 2009 and you can find the video of his talk on the website.Read more

The first video from the Chicago Workshop has been posted to the forums. It's a talk about supergiant stars by Dr. Doug Welch. Consider this a sample of much more video coming soon.