This Day in History:
July 7, 1980
Stephen R. Ptacek flies the 210 pound Solar Challenger at an average speed of 30 mph from Cormeilles-en-Vexin near Paris to the Royal Manston Air Force Base on England’s Southeast coast in 5 hr, 30 min, becoming the first solar powered a/c to fly across the English Channel.
American Aviation Historical Society





