Canadian-French Astrophysicist Hubert Reeves Died At 91. He was at the Museum Wurth in Erstein - Strasbourg in 2018 during a performance with the Calliopée chamber music ensemble, a dialogue paralleling the creation of the universe and the creation of music, in the form of a hymn to nature and its protection. Book-signing session with Hubert Reeves at the end of the show. On June 15, 2018, in Erstein Northeastern France. Photo by Nicolas Roses/ABACAPRESS.COM