Northern Prairie Star Party 2005 Posted on September 17, 2005 Public Talks at the Northern Prairie Star Party 2005 Dr. Alan Hildebrand (University of Calgary) discussed comets and in particular NASA’s Deep Impact Discovery Mission that collided with comet Temple 1. Dr. Douglas Hube (Professor of Physics, University of Alberta) discussed the 2005 Centenaries of Albert Einstein and the Province of Alberta.