Sion District Sion District The district of Sion is a district of the canton of Valais in Switzerland. It has a population of (as of ). It comprises the following municipalities: The blazon of the district coat of arms is "Per pale Argent two Mullets of Five Gules, and Gules." Sion has a population () of . Most of the population () speaks French (31,488 or 85.1%) as their first language, German is the second most common (1,878 or 5.1%) and Portuguese is the third (1,029 or 2.8%). There are 915 people who speak Italian and 20 people who speak Romansh. ,
Edward M. Sion also acts as a featured expert on Big Think, he has also provided commentary for Forbes. Sion has served sabbatical appointments at Arizona State University, Centre Nationale de la Recherche Scientifique, University of Toulouse and the Hubble Space Telescope Science Institute. Edward M. Sion Edward M Sion (born January 18, 1946) is an American astrophysicist who is Professor in the Department of Astrophysics and Planetary Science at Villanova University. He specializes on the structure and evolution of white dwarf stars and white dwarf stars in explosive binary star systems known as cataclysmic variables. Edward M. Sion is a US citizen