This talk will examine Canada's contributions to the Hubble Space Telescope and its influence on Canadian space efforts. Chris Gainor is an historian of technology specializing in space exploration, astronomy, and Cold War military technology. He has a PH.D in history from the University of Alberta. He is the author of six books. His latest book, ‘Not Yet Imagined’, was published by NASA. It is a study of Hubble Space Telescope Operations. He remains active in the RASC having served as National President and as President of the Victoria Centre.