Pioneer of high-altitude balloon flight whose brother, Auguste, and wife, Jeannette, were also famous balloonists.
He debuted the world's largest hot air balloon at the 1933 World's Fair.
He and his wife co-invented the plastic balloon.
He married Jeannette Ridlon Piccard, with whom he had three sons.
Patrick Stewart's character on "Star Trek: The Next Generation," was named after Jean Piccard.