Sion, Switzerland end of the old town. It houses the oldest playable organ in the world, which was built in the 1430s. Public Airshows have been held at the airfield of Sion. Participated Aerobatic teams have been for example the Frecce Tricolori from Italy as well as the Patrouille de France. The football club FC Sion plays in the Swiss Super League. Their stadium is the Stade Tourbillon. The HC Sion is the city's main Ice hockey team. They play in the Swiss Premiere League, the third tier of Swiss hockey. Their arena is the Ancien Stand which has a seating capacity
Edward M. Sion 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 of Lebanese descent. Sion received a BA in Astronomy from the University of Kansas in 1968 and an MA in Astronomy from KU in 1969. He received a Ph.D in Astrophysics at the University of Pennsylvania in 1975. In 1977, Sion