Solar Impulse’s round-the-world flight marks its 10th anniversary

Exactly 10 years ago, on July 26, 2016, the solar-powered aircraft Solar Impulse 2 completed its first round-the-world flight without fuel. During its round-the-world flight, Solar Impulse 2 covered 43,041 km without fuel, thanks to some 17,000 photovoltaic cells installed on its wings. This 17-stage journey lasted over 16 months, culminating in its landing in Abu Dhabi, in the United Arab Emirates, where it was welcomed by the then Federal Councillor Doris Leuthard. Weighing just one and a…