JP Aerospace: Solar Electric propulsion powers the World’s Highest Airship

JP Aerospace’s Tandem airship flew to 95,085 feet on October 22, 2011.
The thirty foot long craft flew for just over three hours.

“Balloons have carried people and machines to the edge of space for over seventy years. JP Aerospace is developing the technology to fly a balloon-or more accurately, their relative, the airship-directly to orbit.